The Charlotte Fire Department says one person has life-threatening injuries after a house fire Sunday morning. According to the department’s twitter page, firefighters responded to a house on the 3800 block of Alexander Forest Drive. When they arrived the say the two-story home had heavy fire showing from the second floor. Firefighters say they rescued one person. The person was taken to the hospital with life-threatening injuries, according to the department’s twitter. It is unclear what caused the fire. This story will be updated as more information becomes available.