Police on the scene after trams collide on iconic Rotterdam bridge

Police inspect the damage after two trams collide on a key bridge in Rotterdam, leaving at least 15 hurt, one seriously, according to officials. Rotterdam's mayor says that one tram was standing still, waiting for a boat to pass the bridge when the second one hit it from behind. The Erasmus Bridge is a major landmark in the Dutch port city, spanning the Maas river, and an important transport hub.