Belgium, Mar 22 – Belgian authorities published surveillance camera images of three suspects in the attack on Brussels airport on Tuesday in which at least 14 people were killed, Belga news agency reported.<br /><br />The grainy picture, which Belga said was released by Belgian police at the request of the federal prosecutor, shows three men pushing trolleys with suitcases past the check-in area.<br /><br />Two have dark hair and one is wearing a hat.