It's definitely still sinking in that I've actually won," Chalmers told reporters after the race. "I was a bit worried that I glided for a bit too long at the finish but very happy with that.
"It's unbelievable, I mean, I'm only 18. Nathan [Adrian] is 10 years older than me and he's the reigning Olympic champion so being next to him was pretty daunting for me but I knew I had to stick to my guns."