Running second behind leader Paul Menard on Lap 57 of the scheduled 75, Johnson moved to the inside in an attempt to pass just as Menard appeared to begin a move to block.
The two made contact, with Menard spinning and hitting the wall and the chain reaction collected all but a handful of the entire 20-car field.
Shortly after the incident and before the race could return to green, heavy ...Keep reading

Source: Jimmie Johnson wrecks then wins rain-shortened Daytona Clash