Champions Bayer Leverkusen have reached the incredible milestone of 50 unbeaten games in all competitions this season after thrashing relegation-threatened Bochum 5-0. The hosts were down to 10 men since the 15th minute after Felix Passlack was sent off for wrestling down Nathan Tella as the last man. They resisted for a while, but Patrik Schick broke down Bochum’s defence in the 41st to give Leverkusen the lead. Victor Boniface made it 2-0 from the spot shortly before the break, after Tella was taken down inside the box. Amine Adli in the 76th, Josip Stanisic in the 86th and Alejandro Grimald…