According to the Sabah daily, the three assailants had links to al-Qaeda's Afghani branch, which became known for the train bombing in Madrid in 2004.
Prema pisanju dnevnika Sabah, trojica napadača imali su veze sa avganistanskim ogrankom Al Kaide, koji je postao poznat po bombaškom napadu na voz u Madridu 2004. godine.