Giannis Antetokounmpo sparked the decisive run in Game 2 of the Eastern Conference quarterfinals Wednesday night, scoring the Bucks’ first seven points of the second half in Milwaukee’s 120-99 win over the Detroit Pistons.The top-seeded Bucks lead the best-of-seven series two games to none.Game 3 is scheduled for Saturday in Detroit, where the eighth-seeded Pistons will try to snap a 12-game postseason losing streak that dates back to 2008. That’s tied for the second-longest postseason losing streak in NBA history, behind only the New York Knicks’ 13 consecutive losses from 2001-12.Antetokounmpo scored 13 of his 26 points during a third quarter in which the Bucks outscored the Pistons 35-17. He also grabbed a team-high 12 rebounds.Eric Bledsoe scored a game-high 27 points while Khris Middleton added 24 points and eight assists for Milwaukee. Pat Connaughton came off the bench to collect 18 points and nine rebounds.Andre Drummond racked up 18 points and 16 rebounds for the Pistons, who were again without Blake Griffin (sore left knee). Griffin has missed six of the past nine games dating back to the regular season.