Big matchups and bigger bucks: Michael Johnson pledges Grand Slam Track will bring ‘fantasy to life’

Athletics legend says his new four-part event, which launches on Friday, is exactly what the sport needsMichael Johnson is one of the few true legends of track and field. Now, though, he is chasing the holy grail. Every four years, athletics is the biggest sport at the Olympics. In between, for most casual fans, it tumbles off a cliff. But Johnson, a four-time gold medallist across the Barcelona, Atlanta and Sydney Games, believes he can change all that with a new big-money professional track le