Premier trainer Chris Waller will face Racing NSW stewards on Thursday afternoon after Junoob tested positive to Frusemide.

Steve Smith is set to be named Australia's next Test captain.

A racehorse has been euthanised after falling during a jumps race at the Warrnambool carnival, less than a month after the same thing happened in South Australia.

Supercars will race under lights in 2018 after a night race was confirmed at Sydney Motorsport Park next August.

After being sent off in a match-changing moment in extra-time during Western Sydney's clash with Cruz Azul at the Club World Cup, Nikolai Topor-Stanley says he'd have changed his approach if he'd have known he was on a yellow card.