covid vaccine eligibility March 17, 2021 11:05 am Massachusetts Vaccine Eligibility Timeline Unveiled Vaccination appointments will be opened to any resident 16 years or older on April 19 US & World Videos 2:08 Tension grows over campus protests in Boston 1:53 Opening statements begin in the Karen Read trial 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:39 MIT president calls for shutdown of student encampments 0:16 4 people seriously hurt after boat sinks off Cape Cod