However, the project must be approved by the General Assembly and has faced opposition from the Mashantucket Pequot and Mohegan tribes because of an approximately 25-year long deal that grants the tribes exclusive casino development rights in Connecticut. 18, MGM Resorts International announced its plan to build a new casino resort in Bridgeport, and a job training center in New Haven. Connecticut’s Mashantucket Pequot and Mohegan tribes have raised concerns that a proposed Bridgeport-New Haven resort would violate an exclusive casino rights agreement the tribes have with the state.