Minnesota Timberwolves General Manager Scott Layden speaks during a press conference announcing Jimmy Butler as the basketball team's new player at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Minnesota Timberwolves new point guard Jimmy Butler answers questions from reporters during a press conference at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Minnesota Timberwolves new point guard Jimmy Butler, right, pats Timberwolves head coach Tom Thibodeau on the back during a press conference at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Minnesota Timberwolves new basketball point guard Jimmy Butler is shown at an introductory a press conference at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Minnesota Timberwolves new basketball point guard Jimmy Butler smiles at fans during a press conference at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Minnesota Timberwolves new point guard Jimmy Butler smiles during a press conference at Mall of America in Bloomington, Minn., on Thursday, June 29, 2017.(AP Photo/Andy Clayton-King)
Chicago Bulls forward Jimmy Butler (21), defended by Detroit Pistons forward Marcus Morris (13), shoots during the first half of an NBA basketball game, Monday, March 6, 2017, in Auburn Hills, Mich. (AP Photo/Carlos Osorio)
Memphis Grizzlies guard Tony Allen (9) defends Chicago Bulls forward Jimmy Butler (21) in the first half of an NBA basketball game Sunday, Jan. 15, 2017, in Memphis, Tenn. (AP Photo/Brandon Dill)
Chicago Bulls forward Jimmy Butler (21) grabs a rebound in the first half of an NBA basketball game against the Memphis Grizzlies Sunday, Jan. 15, 2017, in Memphis, Tenn. (AP Photo/Brandon Dill)
Cleveland Cavaliers forward LeBron James (23) drives around Chicago Bulls guard Jimmy Butler during the first half of Game 1 in a second-round NBA basketball playoff series Monday, May 4, 2015, in Cleveland. (AP Photo/Tony Dejak)
Chicago Bulls guard Jimmy Butler (21) dunks in front of Washington Wizards guard Bradley Beal in the first half of Game 3 of an opening-round NBA basketball playoff series on Friday, April 25, 2014, in Washington. (AP Photo/Alex Brandon)
Chicago Bulls' Jimmy Butler, left, and New York Knicks' Tyson Chandler react after Butler scored during the first half of the NBA basketball game, Sunday, April 13, 2014 in New York. (AP Photo/Seth Wenig)
Chicago Bulls' Jimmy Butler dunks the ball while New York Knicks' Tyson Chandler, left, and Carmelo Anthony look on during the first half of the NBA basketball game, Sunday, April 13, 2014 in New York. (AP Photo/Seth Wenig)
Detroit Pistons guard Rodney Stuckey, right, drives to the basket as Chicago Bulls guard Jimmy Butler guards during the first half of an NBA basketball game in Chicago on Friday, April 11, 2014. (AP Photo/Nam Y. Huh)