Richard Johnson has ridden 15 winners during his jockey career . Johnson has finished runner-up to champion jocket AP McCoy nearly 2,800 times . Pressure from Johnson has spurred McCoy on to ride more winners . Johnson admits becoming champion will be helped by McCoy's retirement .
Richard Johnson has ridden nearly 2,800 winners during his jockey career . Johnson has finished runner-up to champion jocket AP McCoy 15 times . Pressure from Johnson has spurred McCoy on to ride more winners . Johnson admits becoming champion will be helped by McCoy's retirement .