Anti-government "red-shirted" protestors break into the ASEAN related summits venue in Pattaya, Thailand, on April 11, 2009. The ASEAN related summits scheduled on April 10-12 have been canceled because of security reason, the Thai government announced on Saturday. [Xinhua]

Demonstrators attend a protest outside the place where foreign delegations for the ASEAN related summits stayed in Pattaya, Thailand, on April 11, 2009. A scheduled 12th ASEAN-China Summit was postponed on Saturday as anti-government "red shirt" blocked all main roads in Pattaya, Thailand's acting government spokesman Panitan Wattanayakorn said. [Xinhua]