O'Neill Set To Unleash Ketchum Jonjo O'Neill hopes for good ground at Wetherby on Saturday when Black Jack Ketchum returns to action.The classy stayer is geared up to make his seasonal reappearance in the John Smith's Hurdle at the West Yorkshire venue.Black Jack Ketchum won on his seasonal debut at Cheltenham last December but fell early on in the World Hurdle before suffering a telling reverse to Mighty Man at Aintree.'Black Jack goes to Wetherby next weekend. He likes good ground and I think they have been watering. He just doesn't like it heavy,' said the Jackdaws Castle trainer.O'Neill also had news of Cheltenham Festival winner Wichita Lineman, who could begin his campaign back at Prestbury Park in December.'He might wait for the ?Relkeel' Hurdle,' he added.(C) PA Sport