of trades, including on February 14, 2017, when Terrence Ross and a first-round pick were traded for Serge Ibaka from the Orlando Magic, and on February 23, 2017, when Jared Sullinger and two second-round picks were traded for PJ Tucker. During the 2017 NBA playoffs, the third-seeded Raptors defeated the Milwaukee Bucks during the first round 4–2, but lost to the defending champions Cavaliers in the second round 4–0. On January 1, 2018, DeMar DeRozan scored a franchise-record 52 points to help the Raptors beat the Milwaukee Bucks 131–127 in overtime, matching the team record with their 12th consecutive home victory. DeRozan became the third player in Raptors history to score 50 or more in a single game—the others being Vince Carter and Terrence Ross, who each had 51. On March 7, 2018, Toronto became the first team in the league to clinch a playoff spot in the 2017–18 season, with a 121–119 overtime win over the Detroit Pistons in Detroit, and set a new franchise record in earliest playoff qualification, doing so in only their 64th game of the season. On April 6, 2018, the Raptors became Eastern Conference regular-season champions, securing the number one seed for the first time in franchise history with a 92–73 win over the Indiana Pacers, in the process also setting new records for single-season wins at 57 and home wins with 33, with three games remaining on the schedule. The Raptors finished the regular season with a franchise-record 59 wins, which was the second-best overall in the league behind only the Houston Rockets. The Raptors faced off the Washington Wizards in the first round of the 2018 NBA playoffs, a rematch of the 2015 playoffs. The Raptors defeated the Wizards 4–2. The Raptors were swept by the Cleveland Cavaliers in the second round, becoming the first number one seed to get swept before the Conference Finals since 1969. Despite winning Coach of the Year, Casey was subsequently fired as coach on May 11. Nick Nurse was promoted to replace Casey as head coach on June 14. 2018–2019: First championship season with Kawhi Leonard Toronto's roster underwent two major changes during the 2018–19 season. First, on July 18, DeRozan was traded, along with Jakob Pöltl and a protected 2019 first-round draft pick, to the San Antonio Spurs in exchange for Kawhi Leonard and Danny Green. Leonard was a two-time All-Star and two-time Defensive Player