The fear Yankees’ Zack Britton had when calf cramped up

It’s been nearly two years since Zack Britton suffered an Achilles tendon injury that required surgery, but it gave him a scare in the eighth inning of the Yankees’ 4-3, 11-inning win over Oakland. The left-hander left the game during an at-bat against Marcus Semien after he retired the first two batters he faced in…