monday shouting "justice for immigrants." prime minister trudeau has said canada will welcome those turned away by the united states. the university student described as a lone wolf has been charged in sunday's deadly shooting at a canadian mosque. prime minister trudeau condemned the attack in marched in support of the mosque at a vigil in quebec city monday. >> reporter: canadian authorities charging alexander vis visonet in the mass murder at the quebec mosque, an act of terror. authorities say he's previously unknown to police and not on any watch lists. >> quebec received the call for a shooting. police were here trying to bring