A worrying incident occured at Marvel Stadium on Saturday afternoon which left St Kilda Liam O'Connell concussed and substituted out of the game.

<p>A worrying incident occured at Marvel Stadium on Saturday afternoon which left St Kilda Liam O'Connell concussed and substituted out of the game.</p>

News and views from Melbourne's most connected and entertaining commentary team. Head to the 3AW website to listen live!

3AW is Football

All the latest from the AFL, with exclusive interviews, insight and news about your team. Don't forget to listen live here http://www.3aw.com.au/ (http://www.3aw.com.au/)