August 20, 2018 5:30 pm MGM Springfield Set to Open Roughly three years after breaking ground, MGM Springfield is set to open Aug. 24. NBC10 Boston’s Jackie Bruno got a sneak peak at the $960 million hotel and casino complex. US & World Videos 1:54 Authorities looking for man accused of sexual assault in Cambridge 0:17 Child injured after being struck by car outside Saugus mall 2:23 Search for suspect after sexual assault reported in Cambridge 4:09 Budgets, staffing, and social media can all impact violence in schools, administrators say 2:35 Sumner Tunnel closed for weekend