Steve Smith has been ruled out of the Third Ashes Test in Adelaide just minutes before the toss.The Australian star was named in the team on Monday as the Aussies look to wrap up this Ashes series, but he is set to be replaced by Usman Khawaja.Smith has been a thorn in England’s side for a long timeGettyThis is a huge blow for Australia, who are welcoming captain Pat Cummins back into the fold after injury of his own.But Smith is a talisman for his team and has quite often got the better of England.England arrive in Adelaide 2-0 down in the series, knowing that one more defeat would see The Ashes slip through their grasp again.All of the build-up has been focused on England’s mentality after two shocking defeats.But there was no suggestion that Smith was even a doubt for this Test, but he will be out.We still have no details on what the injury is, but Smith has been pictured leaving the ground.Smith has often been a thorn in the side of EnglandGettyView Tweet: https://twitter.com/hashtag/Ashes2025?src=hash&ref_src=twsrc%5EtfwTHIS IS A BREAKING NEWS STORY. MORE TO FOLLOW…