BELGIUM - BRUSSELS - MAELBEEK - ATTACK

BELGIUM, Brussels : Police and emergency vehicles are pictured near Maelbeek metro station in Brussels, which has been evacuated after an explosion on March 22, 2016. Brussels' public transport company STIB-MIVB has confirmed injuries, although no deaths have been reported. Earlier this morning at least 13 people have been killed after two explosions occurred in the departure hall of Brussels Airport in Zaventem. Government sources speak of a terrorist attack. The terrorist threat level has been heightened to four across the country.