The Gaming Commission has fined MGM Springfield $18,000 following three separate 'unacceptable failures' that led to people under the age of 21 being allowed to gamble and, in one instance, being served alcohol, the commission's top investigator said Thursday.Ī 17-year-old was able to spend about two hours on the casino's gaming floor and was served a complimentary alcoholic beverage on Dec. 15, 2018 file photo the MGM Springfield casino's logo decorates the front facade on Main Street in Springfield, Mass.