Charles Byrnes has confirmed his dual Cheltenham Festival hero Weapon’s Amnesty has been retired from racing after suffering another injury.

TRAINER Colin Murphy has confirmed the Boylesports.com Tied Cottage Chase at Punchestown on February 5 as the next target for Big Zeb, who made it two wins from two runs this season in the Grade 1 Paddy Power Dial-A-Bet Chase at Leopardstown on Tuesday.