As Representatives Wahab Akbar (Basilan lone), Luzviminda Ilagan (Gabriela), and Pryde Henry Teves (Negros Oriental 3rd) were exiting the south wing of the building after a session, explosives in a nearby parked motorcycle were detonated.

[2] Basilan Representative Wahab Akbar, the apparent target of the blast, was rushed to the Far Eastern University Hospital in Quezon City, where he was later declared dead.

[3] Four other people were killed or later died from their injuries, and 12 were injured, including Representative Luzviminda Ilagan and Congressman Pryde Henry Teves of Negros Oriental.

[5] Philippine National Police (PNP) Director General Avelino Razon was ordered by President Gloria Macapagal Arroyo to personally supervise the investigation of the explosion.

Subsequent police interrogation disclosed "damning evidence" against Akbar's political rivals, former Deputy House Speaker Gerry Salapuddin, and Anak Mindanao Party-List Representative Mujiv Hataman, citing the trail of events and mechanisms involved in the planning of the attack.

[12] On December 14, 2007, in a 2-page resolution, the Supreme Court of the Philippines issued a writ of habeas corpus on the petition of suspects Caidar Aunal, Adham Kusain, and Ikram Indama.

[14] On January 29, 2008, Judge Lee granted the three accused's motion for preliminary investigation, ordered the DOJ to issue a resolution within 20 days, and set the arraignment for February 26.