Sore triceps

Mariano Rivera Available For Yankees, But Not All-Star GameYankees closer Mariano Rivera was available to pitch in Thursday night's 5-1 loss to Tampa Bay, though he is skipping the All-Star game next week because of soreness in his right triceps.
Yankees' Mariano Rivera Shut Down With Sore Triceps For Second Straight GameDeciding to play it safe, Mariano Rivera shut himself down for a second day on Tuesday with a sore triceps muscle.
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