1.   And after so many weeks of stalling, PNTR advocates overjoyed by the House vote four weeks ago are beginning to fear that momentum is starting to wane.

2.   He hit a dry spell for four years, before the momentum started moving forward again, but even in his slow stretches there was always stand-up comedy.

3.   Momentum has already started to pick up.

4.   The momentum started in Boston, where Affleck and Damon grew up.

5.   The momentum had started.

6.   The momentum started early on a day in which the temperature soared and brisk northerly winds blew, making conditions difficult.

7.   The momentum started to shift back when she started the next game with a double fault and dropped service on a forehand long and a netted backhand.

8.   The momentum started to shift back when she started the next game with a double fault and dropped service on a foreland long and a netted backhand.