Massachusetts May 11, 2021 5:41 pm Gas Are Prices on the Rise in Mass. Here's Why An oil pipeline shutdown caused by hackers who are demanding a ransom is driving up gas prices — but it’s not the only factor driving the rise. US & World Videos 5:31 Inside the takedown of Mass. catalytic converter theft ring 2:24 Gov. Maura Healey reacts to Steward bankruptcy filing 2:33 Karen Read trial resumes Monday 2:07 Steward Health Care files for bankruptcy 3:17 Northeastern's graduation disrupted by 23-year-old who was then detained by police