New York, April 22 -- Neymar returned from injury and the prolific Kylian Mbappe reached the 30-goal mark as Paris Saint-Germain celebrated retaining the league title earlier on Sunday with a 3-1 home win against Monaco.

The 20-year-old Mbappe increased his league-leading tally with his third hat trick of the campaign. Neymar congratulated him on his third goal of the night after coming on for the second half. The Brazil star sustained a broken right foot in January.

Striker Edinson Cavani also returned from a thigh injury picked up in February, coming on during the second half. PSG hopes to have its front three ready to start next Saturday's French Cup final against Rennes.

PSG players wore commemorative jerseys with Notre Dame writte...