The First Family is en route to Martha's Vineyard to begin their two-week family vacation on the Island. President Obama, the First Lady, and daughters Malia and Sasha left the White House to board Marine One on the south lawn. Marine One took off at 12:41 p.m., bound for Joint Base Andrews in Maryland. There the family boarded Air Force One for the flight to Cape Cod and the Vineyard for a 1:03 p.m. departure. Sasha and Malia were chatting with each other as they boarded first, according to pool reports, and Mr. and Mrs. Obama followed. The President was...