Massachusetts July 21, 2017 11:35 am Tractor-Trailer Rolls Over in Waltham, Massachusetts A tractor-trailer rolled over in Waltham, Massachusetts, in the area of 950 Winter Office Park. No word on any injuries. US & World Videos 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 2:09 President of MIT calls for shutting down pro-Palestinian encampments 3:57 Pleasant Sunday despite morning showers 1:00 Three dead in apparent murder-suicide in Lowell