Opening up a huge series in Toronto that could go a long way in determining the AL East champion, the Yankees lost to the Blue Jays on Monday by a score of 4-2.

The loss pushes the Yanks to 3.5 games back in the division. The Yankees have 13 games left while the Blue Jays have 12.

David Price (Getty Images)

Trade deadline acquisition David Price tossed seven innings, surrendering no runs on just two hits. He also struck out seven.

Adam Warren only gave the Yankees 3.1 innings, giving up three runs on five hits and a walk.

The Yankees finally scored in the eighth inning when Jacoby Ellsbury singled home Didi Gregorius. They added a run in the ninth when Greg Bird homered with two outs.

It's his ninth home run of the season.

Game two of the series is tonight at 7:05 p.m. Luis Severino is on the mound. You can listen right here on 104.5 The Team.