The Boston Celtics traded guard Avery Bradley to the Detroit Pistons for forward Marcus Morris, the team announced Friday.The deal creates the salary-cap space the Celtics needed to sign All-Star free agent forward Gordon Hayward to a four-year, $128 million maximum contract, according to ESPN's Adrian Wojnarowski. The Celtics also will send a 2019 second-round pick to the Pistons.With Bradley headed to Motown, the Pistons withdrew their qualifying offer and renounced the rights to restricted free-agent guard Kentavious Caldwell-Pope. He will become an unrestricted free agent.Detroit had been reluctant to meet Caldwell-Pope's $25 million-plus asking price. The Brooklyn Nets plan to make an aggressive play for Caldwell-Pope, league sources told ESPN.--The Indiana Pacers agreed to terms with swingman Bojan Bogdanovic, according to multiple reports.ESPN reported Bogdanovic received a two-year, $21 million contract. The agreement came shortly after the Washington Wizards renounced Bogdanovic's rights, making him an unrestricted free agent. Bogdanovic averaged a career-best 13.7 points last season while splitting time with the Brooklyn Nets and Washington.The Pacers also officially announced the signing of point guard Darren Collison. Indiana also released forward Rakeem Christmas on Friday. He averaged 2.1 points and 1.9 rebounds in 30 games over two seasons with the Pacers.--The Toronto Raptors officially re-signed All-Star point guard Kyle Lowry and free agent power forward Serge Ibaka to multi-year contracts.Lowry's contract is a reported three-year, $100 million deal, and Ibaka's is for three years and worth $65 million.In five seasons with Toronto, Lowry averaged 18.2 points, 6.8 assists, 4.7 rebounds, 1.6 steals and 35.0 minutes during 354 regular-season games. He also averaged 18.1 points, 5.6 assists and 4.5 rebounds in 39 playoff appearances.The 6-foot-10, 235-pound Ibaka averaged 14.8 points, 6.8 rebounds, 1.6 blocks (10th in the NBA) and 30.7 minutes in 79 games (all starts) last season between the Orlando Magic and Raptors.--The Memphis Grizzlies signed free-agent guards Tyreke Evans and Ben McLemore.Evans reportedly agreed on a one-year, $3.3 million deal. McLemore reportedly landed a two-year deal worth $10.7 million.Evans played one season of college basketball at the University of Memphis before embarking on his NBA career. He has career averages of 16.1 points, 5.1 assists and 4.8 rebounds over eight pro seasons.McLemore also arrives from the Kings after four seasons in the NBA. He has career marks of 9.4 points and 2.6 rebounds.--The Miami Heat completed a trade sending forward Josh McRoberts, a 2023 second-round draft pick and cash considerations to the Dallas Mavericks in exchange for center AJ Hammons.McRoberts, 30, averaged 4.9 points, 3.4 rebounds and 2.3 assists in 22 games with Miami last season. He joined the Heat as a free agent on July 14, 2014. Hammons, 24, was selected with the 46th overall pick of the Mavericks in the 2016 draft. He averaged 2.2 points and 1.6 rebounds over 22 games during his rookie season