Custody, but the search for that driver continues. Three days of mourning have declared to honor the 13 have been declared to honor the 13 develops killed. All events 13 victims killed. All events have been canceled. The president issued a almost Immediate Response to the attack in barcelona. He tweeted, the United States condemns the terror attack in barcelona, spain and will do whatever is necessary to help. The tough be tough and strong. We love you. About an hour later, he tweeted the widely debunked rumor to call atongs what he called radical islamic study. He said study what the United States did to terrorists when caught there was no morris lambic terror for 35 years. He referenced an unsubstantiated tale about general pershing dipping bullets in pigs blood to execute islamic terrorists and burying them with dead pigs. The attack is the latest in series ive tack in europe using vehicles to target pedestrians. The tedlyest was in gal of july of last year what truck ran over peopl