As per a statement posted on Facebook, "In Kyiv, a passenger car collided with the car of the President of Ukraine and escort vehicles. Medics accompanying the President provided the driver of the passenger car with emergency aid and transferred him to an ambulance.

Top 10 world news: Zelensky survives accident, Federer announces retirement, and more

World number one Novak Djokovic said on Wednesday he hopes rival Roger Federer will return to competitive action soon and be able to compete with the best again after the Swiss great said he would miss the Australian Open in January.

Roger Federer is very important for our sport, says Novak Djokovic

Swiss tennis ace Roger Federer is set to face his long time rival Novak Djokovic for the 50th time in the semifinal clash of the Australian Open. Also read: Australian Open: Novak Djokovic sets up Federer showdown after Milos Raonic rout World No 2 Djokovic leads 26-23 in the head-to-head clashes with World No 3 Roger Federer.

Australian Open: Roger Federer and Novak Djokovic to spar for 50th time in star-studded semifinal clash