HOOPS: Knee surgery for Griffin

Blake Griffin‘s first season with the Clippers is over before it even began. Griffin will have surgery on his broken left kneecap, keeping the No. 1 draft pick out for at least four more months. Griffin hasn’t played a regular-season game yet after injuring his kneecap in their final preseason game Oct. 23.

* Celtics coach Doc Rivers was fined $25,000 for arguing with the referees during a game on Monday.

* Trevor Booker scored 21 points as 24th-ranked Clemson (14-3, 2-1 ACC) broke a 10-game losing streak to No. 12 North Carolina (12-5, 1-1) with an 83-64 victory at home last night.

MLB: Zumaya, Tigers agree

Reliever Joel Zumaya and the Tigers avoided salary arbitration by agreeing to a one-year contract . . . The Giants and Aubrey Huff completed their $3 million, one-year deal after the first baseman passed a physical.

NFL: Seau again is calling it quits

Junior Seau is retiring again. The 12-time Pro Bowl linebacker, who returned to the Patriots this season, said he has played his last game. . . . The Titans’ Chris Johnson was named the 2009 NFL Offensive Player of the Year; Romeo Crennel agreed to join the Chiefs as defensive coordinator; Redskins offensive line coach Joe Bugel retired.

ETC.: Coach says Semenya’s back

Caster Semenya‘s coach says the 800-meter world champion is free to compete internationally despite an ongoing gender-test investigation. Michael Seme said he learned from Semenya’s lawyers that she can compete.

* Forbes released its list of richest sports franchises. Topping the list for the second straight year was Manchester United ($1.87 billion), followed by the Dallas Cowboys ($1.65B) and Washington Redskins ($1.55B). The Yankees were fourth at $1.5B, with the Giants ($1.18B) eighth and the Jets ($1.17B) ninth.