Cristiano Ronaldo enjoys great fanfare, but he was left miffed by a fan who tried to grab him for a selfie on the pitch.
Juventus suffered their first defeat of the season in all competitions with a 3-1 Serie A loss against Lazio in Rome.
After winning the Ballon d'Or for the sixth time, Lionel Messi said he is aware of how old he is and that retirement is approaching.
Juventus have a two-point lead on top of Serie A but now can be overtaken by Inter Milan, who host struggling SPAL.
Cristiano Ronaldo warned he was "back" and ready for Tuesday's Champions League meeting with old rivals Atletico Madrid in Turin.
Cristiano Ronaldo trained with his Juventus teammates but manager Maurizo Sarri said he will need to be evaluated before the Champions League clash against Atletico Madrid.
Portugal became the 17th nation to qualify for next year's multi-host tournament, which kicks off in Rome on June 12, joining the likes of world champions France, Spain, Italy and England.
Euro 2020: Portugal were made to wait for qualification as Serbia battled to a 3-2 win over Luxembourg in the other game in Group B.
Cristiano Ronaldo looked glum as he came off and directed some words at coach Maurizio Sarri before heading to the changing rooms.
Cristiano Ronaldo failed to complete 90 minutes in a Champions League match for the first time since February 2016.
Juventus are now four points clear of second-placed Inter Milan, who travel to Sassuolo on Sunday.
Ukraine vs Portugal: Cristiano Ronaldo blasted home a penalty to make it 700 goals for club and country but couldn't save Portugal from losing to Ukraine.
Portugal vs Luxembourg: Cristiano Ronaldo scored his 94th international goal as Portugal crush Luxembourg in Kiev.
Inter Milan vs Juventus: Defending Serie A champions moved one point ahead of Inter after 7 games as they target a 9th consecutive title, and first under Maurizio Sarri.
Cristiano Ronaldo blasted in the third goal in the 89th minute to extend his record to 127 strikes in the competition to add to Gonzalo Higuain and Federico Bernardeschi's earlier efforts.
Virat Kohli is himself a fan of Cristiano Ronaldo's "energy and intensity" and doesn't shy away from rating the Portuguese footballer above Argentine star Lionel Messi.
Juventus have 16 points from six games, one ahead of Inter Milan, before Antonio Conte's side play at Sampdoria later on Saturday.
FIFA Best Player 2019: FIFA gave out the Ferenc Puskas Award for the spectacular goal scored by teenager Daniel Zsori of Hungarian club Debrecen.