Trump Tower fire (Photo: New York Times) The Fire Department of New York said the fire was in the building’s heating, ventilation and air conditioning unit. The cause of the blaze is being investigated by the city fire marshal, a Fire Department spokesman said. The fire was reported by phone shortly before 07h00 local time on the top floor of the building, and was declared under control about an hour later, the Department said. Some 84 fire-fighters and medical crews responded as 26 emergency units with lights flashing converged on the crowded mid-town Manhattan location, it added. The tower is home to a number of residences and businesses. President Donald Trump also keeps a residence in the tower./.