Merrimack Valley September 14, 2018 7:15 am Thousands Forced to Evacuate After Mass. Explosions Thousands of people who were forced to evacuate their homes following a series of explosions and fires in the Merrimack Valley are wondering when they can return to their homes. US & World Videos 1:40 New pickleball experience now open at Natick Mall 2:06 Changes proposed after report alleges misconduct at Worcester police 1:43 Accused healthcare CEO killer is fighting extradition 1:45 Tracking road conditions on a wet morning commute 1:32 Patriots host annual children's holiday party