Prevented from golfing for two days by a steady rain that caused minor flooding on the island, President Obama seized on the better weather yesterday, pressing some flesh in Oak Bluffs and finally hitting the links again. Obama, joined wife Michelle, daughters Malia and Sasha, and a group of friends for an hourlong lunch at Nancy’s Restaurant overlooking Oak Bluffs Harbor. Obama, who could be seen through a second-floor window drinking a bottle of Corona Light (with a slice of lime), was accompanied by friends Valerie Jarrett, Eric and Cheryl Whitaker. Afterward, the president tossed his jacket aside and shook...