A small truck crashes the main entrance to the FIA building at about 9.30am, running over a constable guarding the gate
The attacker rams his truck into a car parked near the reception
The resulting explosion, fueled by the explosives-packed truck, knocks out the walls of several offices and part of a stairwell
Explosion shatters glass in windows within a 2-kilometre radius of the blast
Two transformers on nearby poles explode, creating more panic |