Tommy Kahnle picks bad time to show he’s not untouchable

Tommy Kahnle has been largely untouchable this season. Of the Yankees reliever’s 62 appearances, he has more games that were both hitless and scoreless (39) than games he hasn’t. Friday, he got hurt by both. Kahnle entered the game in the sixth inning to protect a one-run lead and left without it, giving up three…