As expected, sleep didn't arrive easily for Jonathan Papelbon Friday night.
When you earn your salary on the potency of your powerful right arm, a good night's rest is hardly a guarantee when your shoulder is, as he put it yesterday, ``thumping."
``I got really nervous," said the rookie Red Sox closer, who suffered a muscle strain during the ninth inning of Friday's win over the Blue Jays. ``It's your career. Your career's on the line."
Yesterday, Papelbon reporte...