Two police officers give chase to machete-wielding man in Birmingham
Iryan Brown was filmed by a member of the public wielding the two-foot long blade on Printing House Street, Birmingham.
Police received a number of 999 calls and the video footage shows two unarmed officers chasing the 20-year-old.
They managed to disarm him and both have gone on to receive Chief Constable's Commendations.
Brown, 20, of Constitution Hill, has been detained under the Mental Health Act.