text: At about 21:00 BST on Friday, a man armed with a knife entered a shop at Northland Avenue in the Rosemount area and demanded money.
  Police said the suspect was restrained by members of the public until officers arrived and arrested him. Another man was arrested nearby a short time later.
  The men, who are both 19, are to appear in court on Monday.
  They are charged with attempted robbery, conspiracy to rob and possession of an offensive weapon.
target: Two men have been charged over the attempted armed robbery of a shop in Londonderry.