The UEFA Champions League round of 16 officially begins this week as several European heavyweights begin to make their case to reach the May 31 final in Munich and win the whole thing. This round's action is headlined by the latest edition of the Madrid Derby as well as another regional matchup between Bayern Munich and Bayer Leverkusen.

The Madrid derby takes center stage in the round of 16 of the Champions League, with Atletico Madrid in a commanding position to try to finally get the best of rival Real Madrid in the European competition.

Coach Carlo Ancelotti's insistence on allowing the brilliantly-talented Madrid players freedom keeps paying off, even if it can be risky