The Jazz improved to 48-18 on the season and the win - combined with the Atlanta Hawks' victory over the Phoenix Suns - allowed them to reclaim first place in the NBA and top spot in the Western Conference
The Western Conference-leading Jazz made 22 three-pointers to the Lakers' eight, pulling away in the second quarter as they improved to 26-6.
Fox's numbers have improved in each of his three NBA seasons. He averaged 11.6 points as a rookie, then 17.3 points two seasons ago and finally 21.1 points last season for the Kings. His field goal percentage has also risen in each of the last two seasons.
NBA: Damian Lillard sets Trail Blazers record with 61 points; Kemba Walker powers Celtics to win over Lakers
Kemba Walker scored 20 points to end a career-long personal losing streak against LeBron James, and Jayson Tatum scored 27 to help Boston send the top team in the Western Conference to its biggest loss of the season
NBA: TJ Warren scores 21 points as Pacers hold on against 76ers; LeBron James, Dwight Howard power Lakers to victory
The Pacers have now beaten the 76ers twice in 14 days, this time after charging back from an 11-point deficit midway through the third quarter
NBA: Blake Griffin nets 44 points to help Pistons beat former team Clippers; Thunder notch comeback win over Spurs
Griffin averaged 21.6 points, 9.3 rebounds and 4.2 assists in eight seasons in Los Angeles. He won the rookie-of-the-year award and was a five-time all-star with the franchise.
NBA: Kevin Durant scores 32 as Warriors halt losing streak; Kawhi Leonard powers Raptors to franchise record
Klay Thompson delivered 31 points and Kevin Durant also had eight assists, seven rebounds and shot 13 of 21 from the field for the Warriors, who had lost four straight games.
James was backed by Kevin Love, who also had a double-double with 25 points and 16 rebounds.