Lightning wants to push Bruins to brink

The Lightning's Ondrej Palat, front, is defended by the Bruins' David Pastrnak during Game 3 of their Eastern Conference second-round series of the Stanley Cup Playoffs on Wednesday at TD Garden in Boston. (Maddie Meyer / Getty Image)

BOSTON — Lightning coach Jon Cooper came to Boston with a plan to steal back the home-ice advantage that the Bruins took away with their Game 1 win in Tampa.

Now he has bigger goals in mind.

"We can't exhale," Cooper said on Thursday, a day after the Lightning beat Boston 4-1 to open a 2-1 lead in the Eastern Conference semifinals. "Just because we picked one up on them, we want to make it where we have three chances to knock them out. When you have that chance,…