Berwick dismissed as “spin” Grossman’s apparent strategy of framing the campaign as a two-person race.
“It is a two-way race,” Berwick said. “It’s a race between boldness and timidity.”
Coakley visited with fast-food industry workers in Boston’s Dorchester neighborhood on Monday, pledging her support for the workers who are seeking to unionize and pushing for a minimum $15 per hour wage.
“I look forward to meeting with folks across the Commonwealth in the coming weeks to hear their concerns and discuss how we can provide all of our workers and families with the opportunity to succeed,” she said in a statement.
Coakley has held large leads in early polling of likely Democratic voters over Grossman, who began what his campaign called the “One Commonwealth” tour with stops at a career center in Salem and a Taunton organization that assists first-time homebuyers and tenants.
Two other candidates, Juliette Kayyem and Joseph Avellone, failed to get at least 15 percent of the convention vote, so their names will not appear on the September ballot.
Charlie Baker and Mark Fisher will compete in the Republican primary.