Police in the Scottish Borders are appealing for witnesses following a serious road crash.
The incident happened at around 12.10am yesterday on the A697 near Greenlaw.
A 67-year-old man came off his Harley Davidson motorcycle and sustained a serious head injury.
He was taken to the Royal Infirmary of Edinburgh where he remains in a critical condition.
The road was closed for around six and a half hours while officers conducted inquiries.
"We are satisfied that no other vehicles were involved in this incident but our inquiries to establish exactly what happened are continuing.
Anyone with information should contact the road policing unit at Galashiels by calling 101.