Yankees Reinstate Tommy Kahnle, Strengthen Bullpen

Kahnle returns after shoulder inflammation, expected to play key role in late innings

Tommy Kahnle activated from 15-day injured list after missing the start of the season.
Kahnle's rehab included five scoreless games with 11 strikeouts and no walks.
The Yankees' bullpen, already strong, has faced recent challenges with key players out.
Clayton Andrews optioned to Triple-A to make room for Kahnle.
Kahnle aims to provide stability and strikeouts in high-leverage situations.