In Azerbaijan, three people were killed on Weddnesday after an explosion rocked a house in the capital Baku, said government officials. <br />''<br />''Emergency crew pulled three bodies believed to be members of one family out from the rubble of the one-story house. <br />''<br />''Authorities said the explosion caused a fire that made one of the walls of the house collapse, damaging a car parked in the yard.  An investigation is under way.<br />''<br />