Somerville filed a lawsuit last week against the state Gaming Commission asking a state court judge to void the Wynn license.
Voters on Tuesday rejected a ballot question that would have repealed the 2011 state law that allows for up to three regional resort casinos and a single slots parlor.
State gambling regulators say they see no wrongdoing by Wynn Resorts following last week’s arrest of three owners of the land the company wants to develop into a casino.
Federal and state grand juries have indicted three owners of the waterfront land that Wynn Resorts plans to develop into a $1.6 billion resort casino.
A week after awarding a casino license to Wynn Resorts for their Everett proposal, a state commission will turn its attention to Suffolk Downs in a meeting Thursday.
Officers from across the state gathered at the State House for the Massachusetts Law Enforcement Memorial vigil to honor the names of those etched in stone.
On Wednesday, the state gaming commission formally approved Wynn Resorts as the winner of the Greater Boston casino license.
Acting Commission Chairman James McHugh signed the license along with representatives from the Las Vegas-based gambling company.
The most important decision for Boston travel and tourism for the next decade will be made this week.
Construction workers attached the final steel beam to the shell of the Plainridge Park Casino in Plainville.