LOS ANGELES, United States (AFP) — The Eastern Conference-leading Boston Celtics avenged a November loss to Detroit on Sunday, handing the slumping Pistons a sixth straight NBA defeat 91-81. Al Horford scored 18 points, handed out six assists and pulled down nine rebounds for the Celtics. Kyrie Irving, able to play without the protective mask he had worn since suffering a facial fracture on November 10, added 16 points and Marcus Smart and Jaylen Brown […]