
Republican Vice presidential candidate Sarah Palin (C) waves as she and Republican Presi9dential candidate John McCain (R) and his wife Cindy (L) arrive at a campaign town hall style event at the Center Court Sports Complex in Waukesha, Wisconsin, USA 09 October 2008. EPA/TANNEN MAURY

Republican Vice presidential candidate Sarah Palin speaks at a campaign town hall style event as she appears with Republican presidential candidate John McCain at the Center Court Sports Complex in Waukesha, Wisconsin, USA 09 October 2008. EPA/TANNEN MAURY

US Republican presidential candidate John McCain speaks at a campaign town hall style event as he appears with Republican Vice presidential candidate Sarah Palin (not pictured) at the Center Court Sports Complex in Waukesha, Wisconsin, USA, 09 October 2008. EPA/TANNEN MAURY

US Republican Vice presidential candidate Sarah Palin (L) and Republican presidential candidate John McCain (R) embrace at the start of at a campaign town hall style event at the Center Court Sports Complex in Waukesha, Wisconsin, USA, 09 October 2008. EPA/TANNEN MAURY

Republican Vice presidential candidate Sarah Palin speaks while appearing with Republican presidential candidate John McCain at a campaign town hall style event at the Center Court Sports Complex in Waukesha, Wisconsin, USA 09 October 2008. EPA/TANNEN MAURY

Republican presidential candidate John McCain (R) and Republican Vice presidential candidate Sarah Palin appear at a campaign town hall style event at the Center Court Sports Complex in Waukesha, Wisconsin, USA 09 October 2008. EPA/TANNEN MAURY

US Senator and Democratic presidential candidate Barack Obama speaks during a rally in Indianapolis, Indiana, USA. 08 October 2008. Senator Obama and Republican presidential candidate Senator John McCain participated in a debate the previous night. EPA/STEVE C. MITCHELL

US Senator and Democratic presidential candidate Barack Obama speaks during a rally in Indianapolis, Indiana, USA. 08 October 2008. Senator Obama and Republican presidential candidate Senator John McCain participated in a debate the previous night. EPA/STEVE C. MITCHELL

US Senator and Democratic presidential candidate Barack Obama (R) greets US Senator Evan Bayh of Indiana after his introduction at a rally in Indianapolis, Indiana, USA. 08 October 2008. Senator Obama and Republican presidential candidate Senator John McCain participated in a debate the previous night. EPA/STEVE C. MITCHELL

US Senator and Democratic presidential candidate Barack Obama peers into the audience as a demonstrator is removed from the premises during a rally in Indianapolis, Indiana, USA. 08 October 2008. Senator Obama and Republican presidential candidate Senator John McCain participated in a debate the previous night. EPA/STEVE C. MITCHELL