The States of Jersey police have arrested a second man in connection with an armed robbery at a bookmakers in St Helier.
The 22-year-old man was arrested on Thursday evening and is being questioned by officers.
A member of staff was threatened with a knife during a raid at Ladbrokes in Colomberie at about 2030 BST on Wednesday.
A 24-year-old man was arrested at 1330 BST on Thursday.
Police have appealed for witnesses to come forward.