Assistant referee faints in Peru v Canada Copa America clash

An assistant referee keeled over and fainted in the first half of Peru's Copa America Group A match against Canada, being played in hot and humid conditions at Children's Mercy Park in Kansas City on Tuesday.

Humberto Panjoj collapsed during stoppage time in the first half, with Canada goalkeeper Maxime Crepeau attracting the attention of medical staff.

The Guatemalan official was treated on the sidelines and briefly got back on his feet before being taken off on a stretcher.

According to AccuWeather, the temperature in Kansas City is expected to reach a high of 34 degrees Celsius (93 degrees Fahrenheit) on Tuesday, with a humidity of 53 per cent.

The teams were tied at 0-0 at halftime. Argentina lead Group A with three points, while both Peru and Chile have a point each. Canada are bottom of the group after losing their opening match.