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Red chairs are displayed along a main street in Sarajevo as the city marks the 20th anniversary of the start of the Bosnian war on Friday, April 6, 2012. City officials have lined up 11,541 red chairs arranged in 825 rows along the main street that now looks like a red river representing the 11,541 Sarajevans who were killed during the siege.(AP Photo/Amel Emric)

Bosnia War anniversary

Sarajevo marked the 20th anniversary of the start of the Bosnia War on Apr. 6 with a procession of red chairs representing the 11,541 Sarajevans who were killed during the siege.