National Basketball Association
NBA — Fined Los Angeles Clippers G Austin Rivers $25,000 for directing inappropriate comments toward a fan during a Nov. 30 game against Utah.
LOS ANGELES LAKERS — Assigned C Ivica Zubac to South Bay (NBAGL).
National Football League
LOS ANGELES CHARGERS — Activated K Travis Coons. Placed K Nick Novak on injured reserve. Signed TE Braedon Bowman to the practice squad.
NEW ENGLAND PATRIOTS — Signed DL Geneo Grissom and WR Bernard Reedy from the practice squad. Released DL Ricky Jean Francois and OL Jason King. Signed DL Marcus Hardison to the practice squad.
NEW ORLEANS SAINTS — Placed TE Coby Fleener on injured reserve. Waived DB DeVante Harris. Signed CB Arthur Maulet and TE Garrett Griffin from the practice squad.
PHILADELPHIA EAGLES — Signed WR Alshon Jeffery to a four-year contract extension through 2021.
NEBRASKA — Named Scott Frost football coach.
NEW MEXICO — Announced offensive coordinator Bob DeBesse and cornerbacks coach Al Simmons will not be retained.