The Pistons’ streak of five-straight playoff wins ended Saturday with a tough 116–109 loss to the Cavaliers in Game 3 of the Eastern Conference semifinals. Cleveland has yet to drop a game at home over the postseason, but Detroit had the Cavs on the ropes in the fourth quarter. Cleveland held a 17-point lead at one point, but All-Star guard Cade Cunningham and the Pistons stormed back and had the ball in a tied game with just 2:34 left. That’s when the game flipped as Cunningham coughed up the ball on three straight possessions that turned into a couple of big buckets for Cleveland. Cunningham then brought the Pistons back with a clutch dunk and a three-pointer, but James Harden was able to ice the game for the Cavs with a three of his own from there. Detroit’s superstar had himself a game with a 27-point triple-double, but he also had eight turnovers and the three that came late proved costly. 3 turnovers in 40 seconds for Cade Cunningham.…