The Chicago Bulls converted Onuralp Bitim from a Two-Way contract to a standard NBA contract, reported Shams Charania of The Athletic.

Bitim is averaging 14.2 points for the Bulls' G League team this season. 

The Detroit Pistons converted Stanley Umude from a Two-Way contract to a standard NBA contract, reported Shams Charania of The Athletic.

Umude is averaging 5.2 points over 17 games for the Pistons this season. 

The Philadelphia 76ers are planning to sign Darius Bazley to a 10-day contract, sources told Shams Charania of The Athletic.

Bazley is averaging 21 points and 10 rebounds for the G League's Delaware Blue Coats.

The Cleveland Cavaliers have signed guard Zhaire Smith to a 10-day contract. Smith has been playing for the Cleveland Charge of the G League this season.

In 32 games with the Charge, Smith has averaged 12.7 points, 4.4 rebounds and 1.3 steals per game.

The 6-foot-3 guard previously played for the Philadelphia 76ers for two seasons. Smith also overcame a serious allergic reaction nearly cost him his career to make it back to the NBA.

The Toronto Raptors filled their two open roster spots with callups from their G League affiliate, Raptors 905. Toronto signed Justise Winslow and Mouhamadou Gueye to 10-day contracts.

Winslow played in 17 games for Raptors 905 this season. The eight-year NBA veteran averaged 16.2 points, 7.0 rebounds and 1.8 steals per game in the G League.

Gueye started in all 28 of his G League appearances. The 6-foot-9 forward averaged 14.3 points, 8.4 rebounds and 2.7 blocks per game for Raptors 905.

GG Jackson signed a four-year deal with the Memphis Grizzlies, reported Adrian Wojnarowski of ESPN.

Three of the years are guaranteed.

The Grizzlies originally drafted Jackson with the 45th pick in last year's draft and signed him to a two-way deal.