Down to 10-men, feeling deeply aggrieved in a Champions League tie that was engulfed in an extraordinary VAR controversy, Manchester City responded magnificently with two late goals to turn this last-16 contest around. They will go into the return leg expecting to qualify after another dramatic twist with substitute Leroy Sane – a product of Schalke’s academy before his big-money move – scoring a superb free-kick to draw them level. Then, on 90 minutes, Raheem Sterling struck in a tense encounter that flared up in injury-time with players clashing inside the City penalty area. Pep Guardiola’s side had to play the last quarter a man down after Nicolas Otamendi was dismissed. He and Fernandinho are suspended for the second leg. But first the biggest controversy as referee Carlos Del Cerro Grande awarded the crucial penalty, after an unacceptable four-minute delay, that drew Schalke level despite not being able to see a replay himself because the pitch-side monitor was not working. He left it in the hands of the VAR, which is not the protocol issued by Uefa for such clearly contentious incidents. Maybe it was too easy. Maybe City were too complacent. Well, there was no maybe about that. It…