For 30 years, it has protected the East Coast of the United States from sea and land strikes by enemy missiles. Yesterday, officials from the Air Force 6th Space Warning Squadron celebrated those three decades at PAVE PAWS — the first U.S. phased array warning system in the country and only one of four overall. "I think certainly the legacy is keeping a watch, a presence looking out over the Atlantic Ocean," Lt. Col. Max Lantz, commander of the 6th Space Warning Squadron, said Friday. "It's been one of vigilant watch for the past 30 years." Everyday, the 10-story radar...