It happened on the B3081 near Verwood - he had to be cut free by firefighters.
Man Threatens Shop Staff With Knife
Detectives in Bournemouth are appealing for witnesses and anyone with information to come forward following an attempted robbery at a shop on Poole Road.
The incident happened at Super Save Wine Store at around 9.30pm on Friday 11 May 2012.
A man entered the shop, pointed a knife at a member of staff behind the counter, and ordered cash from the till.
Fortunately, the shopkeeper was able to alert a colleague in the back office, and the offender fled on foot towards Westbourne.
Detective Constable Steven Griffin, of Bournemouth CID said:
“This was a particularly nasty incident and we are keen to hear from anyone who may have information on the identity of the offender,and anything that may assist us in our investigation”.
The offender is described as being a white man aged between 17 and 19.
He was wearing a blue hooded top with the hood up, and a grey scarf covering his face up to his eyes.
He was also wearing blue jeans and possibly white trainers.
Witnesses and anyone with information should call Dorset Police in confidence on 101 quoting incident number 11;534. Alternatively, call the free and anonymous Crimestoppers line on 0800 555 111 where mobile phone tariffs may apply.
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