Yankees: What’s happened with J.A. Happ?

J.A. Happ has flourished in his last three starts and the Yankees are hopeful this continues. He’s 2-0, with a 1.56 ERA and struck out 19 batters in 17-and-a-third innings. Happ’s also allowed just five hits and has held batters to a .093 BAA.

Let’s flashback for a moment. Entering play on August 26, the Yankees left-hander was 10-8, with a 5.58 ERA in 25 starts. He had allowed 31 home runs and 140 hits in 129 innings—a .274 BAA. His 5.58 ERA was second-worst in the majors among 83 pitchers with at least 120 innings.

Worst ERA in MLB, entering play on August 26

Aaron Sanchez: 5.89

J.A. Happ: 5.58

Rick Porcello: 5.49

Think about it. Just two weeks ago, Happ might’ve not made the Yankees’…