One person was displaced early Tuesday morning after a fire at a central valley apartment complex. <br /> The fire was called in about 3:30 a.m. at the Lantana Apartments at 1200 S. Torrey Pines Drive, near Charleston Boulevard. <br /> Firefighters at first believed that blaze started with an air conditioning unit on the roof. <br /> But investigators later said the fire started in a deep pile of pine tree needles and the AC unit had been turned off for repairs. No injuries were reported, and the fire was out within about 30 minutes.