October 19, 2016 7:15 am Officials: Missing Swimmer Tread Water for 2 Hours Two experienced swimmers who went missing in Ipswich, Massachusetts, are recovering Wednesday morning and officials say one of them tread water for more than two hours. US & World Videos 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:33 Massive fire destroys Randolph apartment building 2:50 Rally held in Boston in support of Jewish college students 2:39 MIT president calls for shutdown of student encampments 0:16 4 people seriously hurt after boat sinks off Cape Cod