How about this Goodfella MLB play:
/pregamepros/picks/archive.aspx?id=161929
Timeline:
7/27
12:00pm: Atlanta is -160 at Sportsbook.ag, -153 at Pinnacle
12:38pm: Overnight pitching change announced for San Diego (J. Lane for I. Kennedy)
12:38pm: Game is taken OTB at Sportsbook.ag and Pinnacle (and everywhere else)
7/28
6:58am: Pinnacle re-opens, with new pitchers, at Atlanta -183/+168
7:00am: Pinnacle moves to -185/+170
7:05am: Goodfella releases Atlanta -160, citing Sportsbook.ag
8:20am: Sportsbook.ag re-opens, with new pitchers, at -220/+185