Rio Olympics 2016 football: Defending champions Mexico and crisis-hit Argentina both crash out at group stage
London 2012 gold medallists lost 1-0 to South Korea while Copa America finalists held 1-1 by Honduras
LONDON 2012 gold medallists Mexico crashed out of Rio 2016 at the group stage and so did crisis-hit Argentina.
In truth, Mexico were the better side against South Korea but couldn't find a way through.
That allowed K League Classic star Kwon Chang-Hoon to strike in the 77th minute for a 1-0 win.
He found an easy passage through Mexico's practically non-existent back line and netted what was his country's first shot on target.
A Lionel Messi-less Argentina needed to win against Honduras to advance to the quarter-finals but could manage only a 1-1 draw.
The Central Americans went ahead through Antony Lorenzo's penalty 15 minutes in.
Argentina's Mauricio Martinez equalised in stoppage time but there wasn't enough left on the clock for a winner.
Freiburg striker Nils Petersen scored five times and Arsenal's Serge Gnabry bagged a brace as world champions Germany smashed Pacific islanders Fiji 10-0 to seal their place in the last eight.
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Portugal secured top spot in Group D with a 1-1 draw against Algeria in Belo Horizonte.
Japan beat Sweden 1-0 courtesy of Shinya Yajima's 65th-minute strike while Colombia saw off Nigeria 2-0 thanks to goals from Teofilo Gutierrez and Dorlan Pabon.
Hosts Brazil face Denmark needing a win to advance from the group stage and it's likewise for South Africa, who take on Iraq.