People stand next to a wounded man at the site of a blast in the centre of Ankara, September 20, 2011. A bomb blast rocked the centre of the Turkish capital Ankara on Tuesday and some media reports said two people were killed, while a local mayor said nobody was dead but three people were seriously wounded. REUTERS/Str (TURKEY - Tags: CONFLICT SOCIETY DISASTER) TURKEY OUT. NO COMMERCIAL OR EDITORIAL SALES IN TURKEY. TEMPLATE OUT *** Local Caption *** CVI166_TURKEY-EXPLO_0920_11.JPG