Leading cars pile-up at Long Beach

Having exited the pits on cold tyres, Josef Newgarden comes out just in front of the race leaders and holds them up until Ryan Hunter-Reay   goes for a move at Turn 4. But the pair collide and slide into the walls, with Takuma Sato, James Hinchcliffe, Jack Hawksworth and Tony Kanaan also getting caught up in the drama.