Police investigating a series of robberies where a man with a knife made demands for cash have arrested a 37-year-old man.

The man was arrested yesterday morning from an address in Bradford.

He is currently in custody while enquiries are continuing.

The investigation releates to three incidents in Bradford business premises.

No one was hurt in the incidents, which happened in Bingley Road, North Parade and Leeds Road between 30 September and 2 October, but a quantity of cash estimated at around a few hundred pounds, was taken.