Police warn Barcelona attack fugitive 'dangerous, possibly armed'

Spanish police warned Monday that the suspected driver of a van that mowed down pedestrians in Barcelona was dangerous and likely armed, as a manhunt for the Moroccan national widened across Europe.Police in Catalonia launched an appeal for information about the fugitive, Younes Abouyaaqoub, 22, believed to be the last remaining member of a 12-man cell.The other suspects have been killed by police or detained following last week's attacks in Barcelona and the seaside resort of Cambrils.