On a night where bitterly cold and squally conditions affected some events in the Swedish capital, Barr clocked a reasonable 50.28 seconds in a 400m hurdles showpiece won by European and world champion Karsten Warholm of Norway.

Saturday night may have brought about an air of gloom over the London Stadium, but Irish eyes were smiling once again at the World Championships yesterday after an array of strong performances.

Thomas Barr is through to tomorrow night’s semi-finals of the men’s 400m hurdles at the World Athletics Championships in London.