John Bohannon has signed an Exhibit 10 deal with the Boston Celtics, league sources told Keith Smith of Yahoo! Sports and RealGM.

Bohannon is set to return to the Maine Red Claws of the G League, where he averaged 7.6 points and 8.8 rebounds last season. 

The Sacramento Kings signed Tyler Ulis, according to Vlade Divacs.

Terms of his contract were not disclosed.

Ulis averaged 23.3 points and 8.8 assists for the G League's Windy City Bulls last season. 

The Phoenix Suns signed Norense Odiase to an Exhibit 10 contract.

Odiase, who went undrafted, averaged 5.4 points and 4.2 rebounds last season for Texas Tech.

The Dallas Mavericks picked up their 2020-21 team option for Luka Doncic and Justin Jackson, league sources told Tim Cato of The Athletic.

Doncic, who won Rookie of the Year last season, will earn just over $8 million during the 2020-21 season before hitting restricted free agency.

Jackson, who joined the Mavs as part of a trade involving Harrison Barnes, is set to make over $5 million for the 2020-21 season. 

The Atlanta Hawks will re-sign Vince Carter for his final season in the league.

The 42-year-old Carter is set to play his 22nd season in the NBA.

Carter, who averaged 7.4 points and 2.6 rebounds last season, is set to become the first player in the league to play in a game in four different decades. 

The Dallas Mavericks officially announced the signing of Yudai Baba.

Baba averaged 4 points and 2.3 rebounds for the Mavs' summer league team.

The Mavs are now at their roster limit with 20 players heading into training camp. 

Tyler Zeller signed a training camp deal with the Denver Nuggets, reported Chris Dempsey of the Nuggets.

Zeller played in 6 games last season for the Hawks and Grizzlies.

The Denver Nuggets signed Bol Bol to a two-way contract, league sources told Shams Charania of The Athletic.

The Nuggets selected Bol with the 44th pick in the 2019 NBA Draft. 

The Houston Rockets will re-sign Nene, league sources told Kelly Iko of The Athletic. 

The 36-year-old was an unrestricted free agent.

Nene averaged 3.6 points and 2.9 rebounds last season for the Rockets.