khalid El Bakraoui

Manhunt For Brussels Attacks Suspects Enters Second Day

The president of Turkey said on Wednesday that one of the bombers had been arrested near the Syrian border last year.
By 
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Brussels Airport Suicide Bombers Were Reportedly Brothers

Both brothers have a criminal records, but have not been linked to terrorism until now
By Philip Blenkinsop, Jan Strupczewski and Alastair Macdonald, Reuters