Senator says it is his turn 'to collect' on an election-night promise SAINT-ETIENNE, France – Sen. John Kerry (D-Mass.) watched Lance Armstrong win Saturday's 20th stage and says he's at the Tour to collect on a promise of a ride with the six-time winner. Kerry said the promise was made election night, when Armstrong and girlfriend Sheryl Crow were in Boston to support the Democratic presidential candidate. "I'm going to collect on my ride with Lance," Kerry joked. "Lance came to Boston on the night of my election. Lance and I promised each other a ride during the campaign,...