Eight people are being treated in hospital after a bus crash in Glasgow.
Police Scotland said one person is in a critical condition and two others are in a serious condition following the crash on a slip road near the Clyde Tunnel at around 7pm on Sunday.
The other five people are said to be in a stable condition while 10 others were treated at the scene of the crash.
A single decker First Bus overturned on the A739 slip road from the Clyde Tunnel heading to the west-end of Glasgow, police said.
The Scottish Fire and Rescue Service has been mobilised to the serious road traffic incident at the #ClydeTunnel where firefighters are currently assisting emergency service colleagues. https://t.co/ypEnGGBm6A
-- Scottish Fire and Rescue Service (@fire_scot) April 29, 2018
Pictures on social media showed passengers being treated at the roadside with emergency services in attendance.
Five people, including the driver of the bus, were taken to the Queen Elizabeth University Hospital in Glasgow where staff described one person as critical and two others as in a serious condition.
The other injured people were taken Glasgow Royal Infirmary and the Royal Alexandra Hospital in Paisley.
A Police Scotland spokeswoman said: "A further 10 people are being treated at the scene and if required they will be taken by patient transport to either the Royal Alexandra Hospital in Paisley, or Glasgow Royal Infirmary to be checked over.
"Officers from the Divisional Road Policing Unit remain at the scene and the road is closed. A full investigation will be carried out into the cause of the crash."
A Scottish Fire and Rescue Service spokesman said: "Operations Control mobilised a number of fire engines to the A814 slip-road, near the Clyde Tunnel, Glasgow.
"Crews currently remain on the scene assisting their emergency service colleagues."