Apple supersizes its tablet with new 12.9in iPad Pro

Company hopes larger iPad will appeal to businesses and professionals to revive flagging tablet sales, but runs risk of cannibalising laptop market

Apple has announced a new iPad Pro with a larger 12.9in screen and a focus on productivity.

The company's chief executive Tim Cook took to the stage of San Francisco's large Bill Graham Civic Auditorium to announce the new iPad, alongside a series of updates to the company's other products including the iPhone.