 The summer travel boom hit another record Sunday. The TSA says for the first time, more than 3 million people passed through its airport security checkpoints as Americans returned home from July 4th festivities. Experts say cheaper airfares and a stronger U.S. dollar are motivating Americans to fly. That's your money now. Dom Savino, Northwest News Radio. Now futures this morning are down just three. The S&P futures are up eight. The Nasdaq futures are up forty-nine.