Boston Celtics May 17, 2023 11:20 pm Heat Beat Celtics 123-116 in Game 1 The Celtics are down 1-0 to start the Eastern Conference Finals. US & World Videos 2:31 Billerica police sergeant killed in crash honored at funeral 2:05 MIT monitors pair of opposing protests on campus 3:41 Cool air to linger over Boston into the weekend 2:01 Remembering Billerica police Sgt. Ian Taylor 3:17 Cooling back down, weekend turns wet in Boston