PC Andrew Harper: 5,000 bikers join 'ride in respect' for killed PC - BBC News
PC Andrew Harper's wife Lissie leads a huge convoy of motorcycles in honour of her late husband.
Organisers said "a lot of money" had been raised for PC Harper's family and designated charities. An RAF Benson spokesman said: "There were motorcycles as far as the eye can see." He said bikers started leaving "in groups of about 500" from midday, and "by 2pm they were probably only half-way through". PC Harper's family was "overwhelmed with the support when they arrived", he added