article_snippet: A gunman who is suspected of being involved in the terror attack on foreign tourists at the National Bardo Museum is believed to have been killed in an armed raid.
article_snippet: Khaled Chaieb is suspected of leading or helping lead the March 18 attack on the National Bardo Museum which saw 21 people, mostly foreign tourists gunned down.
article_snippet: CCTV footage of the shooting shows the gunmen roaming free around the National Bardo Museum.
article_snippet: The lack of security at the National Bardo Museum has since been called into question.
article_snippet: CCTV images shows the terrorist attack on the National Bardo Museum Tunisia earlier this month .
highlights_snippet: Gunmen killed 21 people in attack on National Bardo Museum in Tunisia .
  
highlights_snippet: Abou Sakhr Lokman is believed to have been involved in museum terror attack that saw foreign tourists killed and was one of Tunisia's 'most dangerous terrorists' 