Tim Davie, the director general of the BBC, has says that the corporation will 'never tolerate unacceptable behaviour of any kind' as he addressed a storm of negative stories about the culture and treatment of contestants on Strictly Come Dancing.

Tim Davie, the director general of the BBC, has says that the corporation will 'never tolerate unacceptable behaviour of any kind' as he addressed a storm of negative stories about the culture and treatment of contestants on Strictly Come Dancing.