By Jonathan Wilson No club turns on the relentlessness quite like Bayern, which Salzburg found out the hard way after entering their UCL last-16 second leg with hopes of a famous upset. View the original article to see embedded media. What was all the fuss about? A draw in the first leg against RB Salzburg, secured only in injury time, had led to suggestions that Bayern Munich might struggle to make it through to the last eight of the Champions League, but an emphatic, 7–1 win in the home leg offered a reminder of just how ruthless it can be if given the opportunity. Skeptics will say this was…