MADRID, Spain (CNN) -- A Madrid train bombing suspect wanted on an international warrant since last year has been arrested in Serbia where he was carrying forged Iraqi documents, Spain's Interior Ministry said Wednesday. The suspect, Moroccan-born Abdelmajid Bouchar, 22, fled from a Madrid suburban apartment three weeks after the March 11, 2004 train bombings, as police closed in to make arrests there. Seven train bombing suspects blew themselves up during the raid. An international warrant was issued for Bouchar but the trail ran cold until his recent arrest in Belgrade for violating Serbian immigration regulations, the Interior Ministry said...