AmagansettMarvin Noel Yanes left a gold Samsung 7S cellphone on one of the counters at Brent’s General Store on Saturday at about 7:30 p.m. while shopping. He told police he forgot to pick it up when he left the store and that it was gone when he returned some 20 minutes later. The phone was valued at $840.East HamptonA 17-year-old East Hampton High School student called police from his nearby residence on the evening of Nov. 21, reporting that the screen on his Apple iPhone 6S Plus had been smashed, apparently by a fellow student that afternoon.