With France leading 4-1 and coasting towards a second World Cup triumph in at the Luhzniki Stadium, Lloris inexplicably opted to knock the ball into the path of Mario Mandzukic rather than wallop clear from a passback.
The Juventus striker could not believe his luck as he tapped the ball into the gaping net to hand Croatia a lifeline on 69 minutes with Lloris left clasping his head between his hands in horror.
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It left French fans waiting anxiously to see if the mistake would come back to haunt Les Bleus.
Lloris was predictably mocked for his howler on social media.
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