(Reuters) - A girl wearing red dances as she joins anti-government "red shirt" protesters during a rally near the Democracy monument, the site of bloody clashes with security forces, in Bangkok January 23, 2011.Thousands of anti-government activists gathered in Bangkok on Sunday to demand the release of their leaders who were detained since the May 2010 crackdown. REUTERS/Damir Sagolj (THAILAND - Tags: POLITICS CIVIL UNREST)