PREVIEW...Ireland v South Africa (Today, Kick-off 3.30pm)
Richie Murphy's Grand Slam winners Ireland face their biggest challenge yet as they meet hosts South Africa in the World Championships semi-final.
Ireland, who are searching for their maiden U20s triumph, drew with England 34-34 in their first game before beating Australia 30-10 and Fiji 47-27 to qualify for the last four as winners of Pool B.
Henry McErlean, Andrew Osborne and James Nicholson make up the Ireland back three, with Hugh Gavin and John Devine named in midfield.
In the half backs, Sam Prendergast and Fintan Gunne return...