BERLIN - The interior minister of the German state of Saarland said on Tuesday Germany is in a state of war after a man drove a truck into a crowd at a Berlin Christmas market, killing 12 people and injuring 48, in a suspected terrorist attack."We must say that we are in a state of war, although some people, who always only want to see good, do not want to see this," the minister, Klaus Bouillon, told German broadcaster SR.