Security at a post office was under review yesterday after three men launched an attack on a man in front of shocked customers.The trio punched the 22-year-old victim several times after they burst into Warwick Post Office wearing dark-tinted motorcycle helmets at about 4pm on Monday.Police said a fourth man stood at the door of the facility on Middle Road while the attack happened in front of “astonished customers”.The attackers ran from the building after the incident.Police said the man did not appear to have suffered serious injuries as a result of the attack.Wayne Furbert, the Minister for the Cabinet Office, said yesterday: “Although this incident is indeed deeply regrettable, I am relieved to learn that no post office staff or customers were injured. “I would also like to commend the staff members who were on duty at the time and who acted promptly and appropriately, despite being understandably shaken. “Security is being reviewed to ensure the maximum safety of our staff and customers going forward.”Mr Furbert added: “I would like to offer my support to the Bermuda Police Service.” The suspects were said to be brown complexioned males, wearing dark-coloured jackets and black helmets.Police said it was believed they left the area on separate motorcycles and have appealed for witnesses or anyone with relevant information to contact them.Anyone with information that could help the inquiry should call police on 295-0011 or the independent and anonymous Crime Stoppers hotline on 800-8477.