RB Leipzig beat Shakhtar Donetsk 4-0 on Wednesday to claim the penultimate round of 16 berth in the Champions League in a group won by title holders Real Madrid. Christopher Nkunku fired home in the 10th minute in Warsaw after Shakhtar goalkeeper Anatoliy Trubin had saved a first shot from Germany forward Timo Werner who limped off with a ankle problem a few minutes later. Andre Silva got the second shortly after the break, Dominik Szoboszlai made it 3-0 in the 62nd, and the fourth came in the 68th when Valeriy Bondar deflected Dani Olmo’s shot into his own net. Leipzig finished ahead of Shakh…