Description:Cristiano Ronaldo rescued Real Madrid with a brilliant header against former club Manchester United to salvage a 1-1 draw in Wednesday's heavyweight Champions League last 16 first leg showdown at the Bernabeu. Real gave the Premier League side a torrid time in the early stages but United took the lead against the run of play in the 20th minute when Danny Welbeck nodded past Diego Lopez from a Wayne Rooney corner.(0:37)