Union Berlin continued their impressive season by seizing the derby bragging rights for a fifth straight time in a 2-0 win at troubled Hertha Berlin on Saturday, moving up to second in the Bundesliga. Leaders Bayern Munich, on the same points as Union, host high-flying Eintracht Frankfurt in Saturday’s late game having drawn both games since the mid-season break 1-1. On Friday, RB Leipzig beat lowly VfB Stuttgart 2-1 and now sit third after the first game of the second half of the Bundesliga campaign. Union’s Danilho Doekhi headed in a free-kick just before the break against second-bottom Hert…