Also on Sunday, Lille secured a comfortable 3-0 win at Strasbourg thanks to goals from Zeki Celik, Renato Sanches and Burak Yilmaz. Strasbourg has lost five of its six league games since the new season started in August. Enditem
"If you win 4-0, you have to be happy. We will analyse today's game in a couple of days but for now we are delighted. Today it was important to be effective when it mattered most," Union head coach Urs Fischer said.
The 33-year-old had scored 45 goals in 68 games and won two A-league championships since he joined the Sky Blues in August 2018.
The Kip Keino Classic was the seventh and the last leg of the inaugural Continental Tour Gold meeting. Enditem
The 2014 world champion has been hit with full vigour by the unpleasant effects of the COVID-19 pandemic.
Carvajal's injury will allow Alvaro Odriozola the chance to establish himself in the side. The defender signed from Real Sociedad two years ago has struggled to find game time with Carvajal ahead of him in the pecking order and spent part of last season on loan at Bayern Munich. Enditem
The injury was confirmed shortly after Spain coach Luis Enrique had named the defender in his squad to play Portugal, Switzerland and Ukraine in the coming days.
Vanderlei Luxemburgo's men are now third in the 20-team Serie A standings, just two points behind leader Atletico Mineiro, who has a game in hand.
"I think I played a really good match. I was very aggressive. I knew from last year I had to change something, so I really wanted to be better than last year and definitely, I was today," said the world No. 2.
It was also the 96th victory at Roland Garros for the Spaniard, who is seeking a 20th Grand Slam title to equal Roger Federer's record.
"It's been long ride definitely. Everything came to my mind when I had my whole family, people who I loved to help me through the tough, tough time," said Kvitova. "I was just playing in the Philippe Chatrier, it was such nice to win the match and to be in the quarterfinal."