BOSTON — The shorthanded Dallas Mavericks handed the Boston Celtics one of their ugliest losses of the year on Thursday night, staying in command from start to finish in a 127-120 win at TD Garden.

Klay Thompson scored 25 points and Spencer Dinwiddie added 22 off the bench as the undermanned Dallas Mavericks earned a 127-120 road victory over the Boston Celtics on Thursday in a matchup of teams that met in last year's NBA Finals.

Klay Thompson and the Mavericks jumped on the Celtics early, and the Celtics never countered – falling 127-120 in their return to TD Garden. Here are the takeaways. Klay Thompson looked like his vintage self One of the scariest things about playing the Golden State Warriors of some 5-7 years ago was knowing that while