McLaren team chief Martin Whitmarsh conceded that the escalating pit-stop problems could undermine McLaren
Mechanics work on the car of McLaren Mercedes' British driver Lewis Hamilton in the pits at the Bahrain international circuit in Manama during the Bahrain Formula One Grand Prix. McLaren team chief Martin Whitmarsh said that his team will be launching a full internal investigation into the pit-stop problems that threaten to derail the team's Formula One title challenge.