Protesters gather on Tahrir Square as the anti-government protests continue in Cairo, Egypt, on 11 February 2011. Hundreds of thousands of Egyptians took to the streets on 11 February calling for the immediate resignation of President Hosni Mubarak, despite assurances by the army to guarantee a political transition. Anti-government protesters filled Cairo's central Tahrir Square for the 18th day in a row. Groups were seen walking from other parts of the capital towards the hub of pro-democracy protests. Many Egyptians had expected Mubarak would step down on 10 February. Instead, the defiant president told them he would transfer only some unspecified powers to Vice President Omar Suleiman, sparking widespread outrage among the protesters. EPA/KHALED ELFIQI
Egyptian anti-government protesters stand on a traffic light pole near a poster of a caricature President Hosni Mubarak reading in Arabic 'just stay we will come to get you' (R) as protests continue at Tahrir square in Cairo, Egypt, on 11 February 2011. Hundreds of thousands of Egyptians took to the streets on 11 February calling for the immediate resignation of President Hosni Mubarak, despite assurances by the army to guarantee a political transition. Anti-government protesters filled Cairo's central Tahrir Square for the 18th day in a row. Groups were seen walking from other parts of the capital towards the hub of pro-democracy protests. Many Egyptians had expected Mubarak would step down on 10 February. Instead, the defiant president told them he would transfer only some unspecified powers to Vice President Omar Suleiman, sparking widespread outrage among the protesters. EPA/KHALED ELFIQI
Egyptian anti-government protesters carry a young man (R) who collapsed during the demonstration after the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Hundreds of thousands of Egyptians took to the streets on 11 February calling for the immediate resignation of President Hosni Mubarak, despite assurances by the army to guarantee a political transition. Anti-government protesters filled Cairo's central Tahrir Square for the 18th day in a row. Groups were seen walking from other parts of the capital towards the hub of pro-democracy protests. Many Egyptians had expected Mubarak would step down on 10 February. Instead, the defiant president told them he would transfer only some unspecified powers to Vice President Omar Suleiman, sparking widespread outrage among the protesters. EPA/ANDRE PAIN
Protesters gather on Tahrir Square as the anti-government protests continue in Cairo, Egypt, on 11 February 2011. Hundreds of thousands of Egyptians took to the streets on 11 February calling for the immediate resignation of President Hosni Mubarak, despite assurances by the army to guarantee a political transition. Anti-government protesters filled Cairo's central Tahrir Square for the 18th day in a row. Groups were seen walking from other parts of the capital towards the hub of pro-democracy protests. Many Egyptians had expected Mubarak would step down on 10 February. Instead, the defiant president told them he would transfer only some unspecified powers to Vice President Omar Suleiman, sparking widespread outrage among the protesters. EPA/KHALED ELFIQI
Protesters, in the presence of Egyptian Army soldiers atop a tank, gather on Tahrir Square as the anti-government protests continue in Cairo, Egypt, on 11 February 2011. Hundreds of thousands of Egyptians took to the streets on 11 February calling for the immediate resignation of President Hosni Mubarak, despite assurances by the army to guarantee a political transition. Anti-government protesters filled Cairo's central Tahrir Square for the 18th day in a row. Groups were seen walking from other parts of the capital towards the hub of pro-democracy protests. Many Egyptians had expected Mubarak would step down on 10 February. Instead, the defiant president told them he would transfer only some unspecified powers to Vice President Omar Suleiman, sparking widespread outrage among the protesters. EPA/KHALED ELFIQI
Egyptian anti-government protesters perform the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/AMEL PAIN
Egyptian soldiers (R) pray on top of their tank stationed amid anti-government protesters near the Egyptian Museum as demonstrators occupy Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN
Egyptian anti-government protesters carry Egypt and Tunisia national flags as they protest after the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN
Egyptian anti-government protesters perform the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/AMEL PAIN
Egyptian pharmacists hold a banner reading in Arabic 'the pharmacists of Egypt call for the end of the regime' amid anti-government protesters as they demonstrate after the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/AMEL PAIN
Egyptian pharmacists stand with anti-government protesters demonstrating after the Friday prayer at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN
Egyptian anti-government protesters perform the Friday prayer under the plastic covers of their makeshift tents placed at Tahrir square in Cairo, Egypt, 11 February 2011. Egyptian President Hosni Mubarak announced during a televised speech late on 10 February that he would not resign from his position. Demonstrators on the square stayed out all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN
Anti-government demonstrators fill Tahrir Square as they observe Friday prayers prayers, in Cairo, Egypt, 11 February 2011. EPA/KHALED ELFIQI
Anti-government demonstrators fill Tahrir Square as they observe Friday prayers prayers, in Cairo, Egypt, 11 February 2011. President of Egypt Hosni Mubarak announced in a televised speech on 10 February evening that he would not resign. Demonstrators on the square stayed all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/KHALED ELFIQI
Anti-government demonstrators fill Tahrir Square as they observe Friday prayers prayers, in Cairo, Egypt, 11 February 2011. President of Egypt Hosni Mubarak announced in a televised speech on 10 February evening that he would not resign. Demonstrators on the square stayed all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/KHALED ELFIQI
Anti-government demonstrators gather in Tahrir Square during the Friday prayers, in Cairo, Egypt, 11 February 2011. President of Egypt Hosni Mubarak announced in a televised speech on 10 February evening that he would not resign. Demonstrators on the square stayed all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/FELIPE TRUEBA
Egyptians (R) stand at a check point manned by civilians as others sleep on the street leading to the Egyptian Parliament in Cairo, Egypt, 11 February 2011. President of Egypt Hosni Mubarak announced in a televised speech on 10 February evening that he would not resign. Demonstrators on the square stayed all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN
Egyptian anti government protesters stand with Egypt's national flag as they continue to stay at Tahrir square, in Cairo, Egypt, 11 February 2011. President of Egypt Hosni Mubarak announced in a televised speech on 10 February evening that he would not resign. Demonstrators on the square stayed all night and vowed to continue their movement in a big protest after Friday prayers on 11 February. EPA/ANDRE PAIN