Manchester United kept another clean sheet during their goalless draw with Crystal Palace on Saturday evening. However, it wasn’t a squeaky clean performance from Manchester United’s defence – particularly Lisandro Martinez who has drawn attention for the wrong reasons. The Red Devils were dominant at Selhurst Park and were unlucky to not leave the capital with three points. Plenty of chances were created, but once again United struggled to score in the Premier League. The defensive duo of Matthijs de Ligt and Martinez were impressive again, although the latter caused controversy when he was b…