 - identified by the Belgian federal prosecutor as the suicide bomber in the metro attack. Khalid, 27, had used a false name to rent the flat in the Forest area of the Belgian capital where police killed a gunman in a shootout on 15 March. Osama K - Prosecutors say this man, arrested on 8 April, has been identified as the man seen with Bakraoui at the Malbeek metro station, and that he bought bags used by the attackers at Zaventem airport. He has been identified in media reports as Swedish national Osama Krayem. Ibrahim el-Bakraoui (deceased) - one of the airport suicide bombers. Ibrahim, Khalid's brother, was identified as the central figure in the image of three suspects caught on CCTV at Zaventem airport shortly before the explosions. Najim Laachraoui (deceased) - The Belgian prosecutor has confirmed he was the second suicide bomber at Brussels airport. Laachraoui, pictured on the left of the CCTV image, was named last month as an accomplice of Salah Abdeslam, the main suspect in the Paris attacks in November, who was arrested in Brussels days earlier. Mohamed Abrini - The third man in the CCTV, pictured wearing a hat, fled the airport shortly after the blast. After his arrest on 8 April, Ab){kind=link}
Bombings at Brussels airport and a metro station in the city on Tuesday 22 March killed 32 people from around the world.
Many more were injured in the attacks. The toll does not include three bombers who died.
Twin blasts struck the main terminal of Zaventem international airport, in the north-east of the city.
Another explosion hit the Maelbeek metro station in the city centre, close to several European Union institutions.
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