'Very difficult 2014', says Centrica boss as profits fall

Centrica, the owner of British Gas, has reported a big fall in profits after being hit by the drop in oil prices and by warmer weather.

Centrica's profits dropped by more than a third - and profits at British Gas's residential business fell by nearly a quarter - as the mild autumn and winter meant households used less energy for heating.

The BBC's Business Editor Kamal Ahmed spoke to the Chief Executive Iain Conn.