It’s rare — almost even unheard of — that Tiger Woods would offer some emotional insight from his personal life, but that’s what he did on Tuesday at TPC Sawgrass, the site of this week’s Players Championship, the PGA Tour’s flagship event. A fatigued Woods admitted that the strain from his recent breakup with Olympic skier Lindsey Vonn, along with the anniversary of his father’s death (May 3), has resulted in sleepless nights.