With the Spanish league title essentially out of reach, it's time for Real Madrid again to prove itself in the Champions League. Madrid will, as usual, look to Cristiano Ronaldo to provide the spark, while Juventus will again follow the lead of Andrea Pirlo. ''Juventus are back competing at the very highest level,'' Pirlo said, ''and a Champions League win would be a dream for the fans, for the club, and for me personally.'' Here are some things to know about Wednesday's match: --- CASCADE OF CRITICISM Real Madrid followed up its 2-1 loss at Juventus with a 2-2 draw against Valencia, a result that dropped the team four points behind leader Barcelona with two matches to go. More...