Cristiano Ronaldo is trashing his legacy at Manchester United and making it even more difficult for himself to find an escape route from Old Trafford.
Following his latest display of indiscipline when storming off to the locker room as an unused substitute before the end of Wednesday's 2-0 win against Tottenham Hotspur in the Premier League -- with sources telling ESPN that he left the stadium before the final whistle -- the 37-year-old is in danger of becoming more trouble than he is worth, both for United and any club that might still be interested in signing him.