Massachusetts Secretary of State Bill Galvin has opened an investigation into the Boston Election Commission after some polling places ran out of ballots​ on Tuesday.

Massachusetts Secretary of State William Galvin opened an investigation into the Boston Election Department after multiple polling locations throughout the city were not provided a “sufficient number” of ballots for the election on Tuesday.

The City of Boston has had to rush ballots to several polling places Tuesday amid “strong turnout,” officials said. Boston police were delivering extra ballots to two wards on Election Night after the precincts reported they were running low,