TORONTO (Reuters):

CHILE AND Mexico advanced to the last 16 of the Under-20 World Cup after victories on Thursday, while hosts Canada suffered their second straight defeat.

Chile gained the upper hand against Congo when the African side had defender Yann Combo sent off for a challenge on Dagoberto Currimilla after just 22 minutes.

Impressive display

Alexis Sánchez put the Chileans ahead in the 49th minute before a thundering drive from Nicolas Medina made it 2-0, and a curling shot from Arturo Vidal eight minutes from the end wrapped up an im-pressive display from the South Americans.

Barcelona's Giovanni dos Santos continued his impressive tournament as he helped Mexico on theirway to a 2-1 win over Portugal.

Dos Santos opening the scoring in the 48th minute from the penalty spot after he had been brought down by Paulo Renato, before Carlos Barrera made it 2-0 with an impressive first time strike.

Antunes pulled one back for Portugal in the final minute with a superb free-kick, but it was too late for a comeback.

Portugal must battle it out with Gambia for second spot - both teams are on three points after the Africans beat New Zealand 1-0, thanks to a diving header from Ousmane Jallow in the 22nd minute.

Canada's disappoint-ment continued with a 1-0 defeat to Austria in Edmonton.

Rubin Okotie scored the vital goal in the 47th minute with a firm header from a corner.