Two teenage boys have died and another is in critical condition following a crash involving a car and a lorry near Stirling.
The driver of the lorry was arrested in connection with an alleged road traffic offence following the collision on the A91 on Sunday and was released pending further inquiries, police said.
The crash, involving a black Vauxhall Corsa and an HGV, happened between the Bannockburn interchange and Greencornhills roundabout at about 3.50pm on March 17.
Emergency services attended and the rear-seat passengers of the car, two boys aged 17 and 19, were pronounced dead at the scene, police said.
The 17-year-old boy driving the car was taken by air ambulance to the Queen Elizabeth University Hospital in Glasgow where he remains in a critical condition.
The 29-year-old man driving the HGV was not injured.
Police are appealing for information about the crash.
Road policing Sergeant Elaine Scott said: “My thoughts are with everyone involved in this incident and their families and friends at this difficult time.
“We will continue to offer support as our investigation progresses.
“It’s vital we establish exactly what happened here and I’m appealing to anyone who saw the crash, or either vehicle prior to it, to contact us.
“Regardless of how significant you believe the information you have is, we want to hear from you.
“I’d also ask drivers with dashcam footage of the area around the time to please review this and bring anything of significance to our attention.”
The road was closed for crash investigations following the incident and reopened at about 2.40am on Monday March 18.
Anyone with information is asked to contact Police Scotland on 101 quoting reference 2165 of March 17.