Robin Lopez ejected in Sacramento after back-to-back T's, throws chair

Chicago center Robin Lopez was ejected after being called for his second technical foul in the second quarter of the Bulls game in Sacramento Monday night and had to be held back from a referee.

Lopez, who was upset about calls not in his favor, also threw a chair down the hall by the visiting locker room to the crowd's delight.

Lopez exchanged words with referee Justin Van Duyne with 4:21 remaining before halftime Monday after getting called for fouling Willie Cauley-Stein. Lopez, who appeared to still be seething over not getting a call on the offensive end 30 seconds earlier, was quickly hit with the first technical as he walked toward midcourt.

The 7-footer stormed back toward Van Duyne…