Panorama goes undercover to expose a world of chaos and alleged neglect in the care of the elderly. Carers on minimum wages - often with very little training - are frequently frustrated by poor management as they try to provide decent care. Paul Kenyon looks at how big business is in some cases driving the price of care down to as little as 10 pounds an hour. It's a situation branded as scandalous by the Government's Voice of Older People, Dame Joan Bakewell, and one she's determined to see changed.