Champions Bayern Munich won the Bavarian derby at Augsburg 3-2 on Saturday to reduce their gap to Bundesliga leaders Bayer Leverkusen from four to two points. Leverkusen were held to a goalless draw with Borussia Mönchengladbach and saw their run of four consecutive Bundesliga wins come to an end. They remain, however, the only unbeaten team in the league this season. Deniz Undav scored a hat-trick as VfB Stuttgart thrashed RB Leizpig 5-2, while Werder Bremen claimed a second consecutive win with a 3-1 against Freiburg. Elsewhere, VfL Wolfsburg and Cologne played out a 1-1 draw, while Hoffenhe…