Clippers position themselves for a big win against NBA champion Mavericks, but Caron Butler's potential game-winning shot hits front of rim, and Dallas wins 96-92. L.A. settles for 4-2 mark on trip.Reporting from Dallas -- It was the end of a six-game trip, and the Clippers were facing defending NBA champion Dallas in a city where they haven't won since April 19, 2006.
