The Upper Austrian Thomas Preining finished third on Saturday at the first of two DTM races on the Sachsenring. The Porsche driver leads the overall classification three races before the end of the season, six points ahead of Maro Engel (GER/Mercedes) and 14 points ahead of the German local hero Marco Wittmann (BMW) who won the race on Saturday. Mercedes driver Lucas Auer, the second Austrian in the field, had to settle for eleventh place after …