A call centre in Bristol, designed to handle non emergency NHS calls is failing patients, according to an undercover investigation.
Channel 4's Dispatches programme claim the 111 service, run by private healthcare company Harmoni, is sending out ambulances for the wrong reasons and not providing sufficient equipment or training for staff.
On Monday, NHS Direct pulled out of its main contracts of the 111 service, including one in Somerset.
Harmoni said their services are reviewed weekly to ensure safety.
The Conservative MP for Bristol North West Charlotte Leslie is a member of the Commons' Health Select Committee:
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Avon and Somerset Police say the man was arrested in connection with a recent robbery in Yeovil.
The Met Office issued yellow severe weather warnings while cautioning the public that the chilly weather will continue.
After a frosty and icy start on Wednesday, the South West is expected to stay sunny but cold.