The Boston Bruins got back on track Monday afternoon at TD Garden, scoring four goals in the third period to secure a 6-3 victory over the San Jose Sharks.

Vinni Lettieri scored the first Bruins goal, and Brad Marchand and Elias Lindholm added empty netters for Boston.

With the Sharks trailing 2-1 midway through the second period, Smith poked the puck off the stick of Jonathan Beecher to himself in the neutral zone, worked a give-and-go with Mikael Granlund, and beat Bruins goalie Joonas Korpisalo with a wrist shot to the short side.

The Boston Bruins came back in the third period to score four unanswered goals, led by Charlie Coyle’s tying and go-ahead goal, for a 6-3 win over the San Jose Sharks at the TD Garden Monday afternoon.