Aleksandar Mitrovic scored to give Serbia a 3-1 lead against Cameroon, before they were pegged back to 3-3 ©Getty Images

Picture Gallery

An inquest takes place among Ghana's players after they conceded two quickfire goals to South Korea ©Getty Images
An inquest takes place among Ghana's players after they conceded two quickfire goals to South Korea ©Getty Images
Casemiro netted Brazil's winner as they beat Switzerland 1-0 ©Getty Images
Casemiro netted Brazil's winner as they beat Switzerland 1-0 ©Getty Images
A brace from Bruno Fernandes helped Portugal defeat Uruguay 2-0 ©Getty Images
A brace from Bruno Fernandes helped Portugal defeat Uruguay 2-0 ©Getty Images
Djibril Sow controls the ball during Switzerland's defeat to Brazil ©Getty Images
Djibril Sow controls the ball during Switzerland's defeat to Brazil ©Getty Images
Portugal, playing in red, secured a last-16 berth after a second successive win at the tournament ©Getty Images
Portugal, playing in red, secured a last-16 berth after a second successive win at the tournament ©Getty Images
Changhoon Kwon controls the ball during South Korea's loss to Ghana ©Getty Images
Changhoon Kwon controls the ball during South Korea's loss to Ghana ©Getty Images
Jean-Charles Castelletto was among Cameroon's scorers against Serbia ©Getty Images
Jean-Charles Castelletto was among Cameroon's scorers against Serbia ©Getty Images
Brazil, playing in yellow, also sealed a last-16 place with a game to spare today ©Getty Images
Brazil, playing in yellow, also sealed a last-16 place with a game to spare today ©Getty Images
Cristiano Ronaldo celebrates believing he has given Portugal the lead, although Bruno Fernandes cross was ruled to have gone directly into the net ©Getty Images
Cristiano Ronaldo celebrates believing he has given Portugal the lead, although Bruno Fernandes cross was ruled to have gone directly into the net ©Getty Images