Tokyo Olympics: Women's Football: Semi-Finals, USA vs Canada Live Blog, catch all the action here

'73 PENALTY FOR CANADA

The Canadians have the chance to strike the first blow.

'72 VAR CONTROVERSY

Possible penalty for Canada. Foul on Grosso

'68 Super Save by Labbe

Corner curled in by the USA, and headed by Llyod at the near post. It was similar to Didier Drogba's goal in the UCL final. 

What a save by Labbe! SUPER STOP!

'65 Save by Labbe

What a shot by Lloyd.She chips it from the left side but the shot is matched by an excellent save. 

'61 2 SUBSTITUTIONS BY CANADA

Players On: Rose and Grosso

Players Off: Prince and Quinn

'60 3 SUBSTITUTIONS BY USA

USA - Meghan Rapinoe, Carli Lloyd and Christian Press are on for the USA

Players Off: Health Williams and Morgan

'52 CHANCE FOR USA

Willams gets a chance on the left side but sends it wide. 

The linesman raises his flag for offside though.

THE SECOND HALF KICKS OFF

The second half resumes in the first semi-final. 

No half-time substitutions from any team, apart from Naeher getting replaced by Franch.

HALF TIME

The semi-final is still 0-0 at half-time.

'45 + 3 Morgan misses the target

Wide from Alex Morgan. What a cross from the left wing but Morgan heads it wide.