Racing PositionsBuzz: Mavs must adjust without Troy Murphy9YTim MacMahonUPDATE: Mavs release Troy Murphy9YTim MacMahonDarren Collison benched for Dominique Jones9YTim MacMahonTroy Murphy misses practice9YRichard DurrettIllness sidelines Troy Murphy9YTim MacMahonTroy Murphy starts; Elton Brand sits9YTim MacMahonRapid Reaction: Mavericks 103, Cavaliers 9510YTim MacMahon3-pointer: Matter of time for Elton Brand?10YTim MacMahonMavs make Troy Murphy, Eddy Curry moves official10YTim MacMahonMavs hope Troy Murphy fills rebounding, shooting voids10YTim MacMahon