Governor Charlie Baker released a plan legalizing sports gambling in Massachusetts. The proposal would allow fans to bet on games at casinos or on their smartphones. If it moves ahead, Massachusetts would not be aloneseveral states moved to allow sports betting after the US Supreme Court decision last year that allowed the practice to expand beyond Nevada. For a local perspective, Carrie Saldo spoke with Ryan McCollum, a political consultant who has followed this issue, and Kevin McAllister, Chairman of the Sports Management Department at Springfield College.