Arrieta earns MLB-best 21st win
September 28, 2015 | 00:02:30
9/27/15: Jake Arrieta takes a perfect game into the 7th, ending his day giving up just one hit while striking out nine to earn his 21st win
9/27/15: Jake Arrieta takes a perfect game into the 7th, ending his day giving up just one hit while striking out nine to earn his 21st win