Bruins’ ugly third period exposed a harsh reality during playoff push

Vegas Golden Knights v Boston Bruins | Richard T Gagnon/GettyImagesThe Boston Bruins have to be very thankful for their early 3-0 lead on Thursday night against the Vegas Golden Knights. The game was in hand after David Pastrnak made it 4-0 in the second period, and all Marco Sturm's team had to do was run the clock out on the third period. Unfortunately, the group took that literally and tried to sleepwalk their way to a win.

The Golden Knights quickly scored two goals at the start of the third period, knocking the Bruins back on their heels and putting the game's result seriously in doubt. Boston held on to win the game. Still, it wasn't without some anxiety-inducing moments for fans in…