July 10, 2019 3:50 pm Shark Scientist Explains Rare Shark Interaction Atlantic White Shark Conservancy’s scientist Megan Winton explains why this never-before-filmed encounter between two sharks is so exciting. US & World Videos 2:50 Rally held in Boston in support of Jewish college students 2:35 Fallen Billerica police sergeant honored during vigil 2:09 President of MIT calls for shutting down pro-Palestinian encampments 1:00 Three dead in apparent murder-suicide in Lowell 3:05 100 protesters detained at Northeastern University
