Water flowed into Terminal 4, soaking stranded travelers’ luggage and forcing a partial evacuation of the terminal, the major arrival point for international travelers. Incoming flights to Terminal 4 were shut down for several hours. Up to 3 inches of water formed in the arrivals and customs inspection areas of the terminal and then flowed outside onto a roadway, which was closed because of icing, Port Authority Executive Director Rick Cotton said at a news conference. He said the arrivals area and customs office should reopen within several hours. “The volume of water severely compromised all the operations,” Cotton said,...