So acute is Lionel Messi's vision on the football pitch that he seems to have eyes in the back of his head, but is there a scientific explanation for his sixth sense, asks Champions?

The reigning champions, this season's surprise package and a classic Anglo-Italian contest take centre stage when the UEFA Champions League returns from its two-month absence.

FC Zenit St Petersburg's Portugal attacker Danny is set to miss UEFA EURO 2012 as well as the remainder of the UEFA Champions League season after tearing a cruciate ligament.

FC Zenit St Petersburg will be without Danny for the rest of their UEFA Champions League campaign after the Portugal forward tore the anterior cruciate ligament of his right knee.

Bayer 04 Leverkusen's injury problems have worsened with top scorer Eren Derdiyok ruled out of the round of 16 opener against FC Barcelona after treading on a shard of glass.

Bayer 04 Leverkusen's Sidney Sam will miss his side's UEFA Champions League round of 16 tie with FC Barcelona after suffering a thigh injury against VfB Stuttgart on Saturday.