The Ruud van Nistelrooy train remains unbeaten, with a 1-1 win against Chelsea at Old Trafford being equal parts frustrating and promising. The match started in a fairly end-to-end fashion without any clear-cut chances that either team would think they should have scored from. United’s midfield was split open a couple of times as a threat but the fluid front line asked questions of Chelsea’s defence too through transition opportunities. The teams went into half-time goalless with a promise for more as the game continued to threaten to boil over without ever really doing it. That theme continue…