SportDe Beer faces injury lay-offJohn Drayton|Daily Mail13 April 2012Saracens fly half Jannie de Beer will miss the first three games of the season after suffering ligament damage during a training match in Edinburgh. The South African may be out for six weeks.Chief executive Francois Pienaar is looking for a replacement. 'There is now a real concern over the No.10 slot,' said Pienaar. 'We are in contact with various agents and hope to sign a fly half.'Jannie is very frustrated at getting injured at such a critical time. He has been working very hard in pre-season training and his form has been excellent.'Wallabies winger Andrew Walker was yesterday dropped from the squad to face South Africa in the Tri-Nations series in Perth on Saturday for a breach of discipline.Walker took unauthorised leave from the Australian party to see his family on Sunday and missed the flight from Sydney to Perth.He said last night: 'I just had to see my family straight away and that's why I missed the flight.'I should have told team management that I wasn't coming so I can understand why they stood me down for this match.Read MoreChelsea XI vs Brentford: Confirmed team news and predicted lineupArteta delivers new Arsenal transfer update and explains processFrank looking to Gallagher for goals after Spurs lose another forwardSponsored20 years on, this cult fragrance brand is still ahead of the curve'Hopefully I'll play club rugby this weekend to show how badly I want to be back in the Wallaby squad.'MORE ABOUTPerth (australia)Tri Nations SeriesWestern Australia