The first legs of the UEFA Champions League semifinals are over, and now it's scenario time to know just what's needed to move on for a spot at the most coveted trophy in club soccer. Paris Saint-Germain's 1-0 win at Arsenal has the French club in a fantastic spot to make it to the big game though there won't be much room for error against the Gunners.

Five-time UEFA Champions League winners Barcelona travel to northern Italy to play three-time title holders Inter Milan in a tantalising second and deciding leg of their semifinal on Tuesday night. The Catalan Giants remain on track for a rare treble – LaLiga,