HIGHLANDS RANCH - A Littleton firefighter suffered a minor injury while fighting a house fire in Highlands Ranch Thursday.
The fire broke out at a two-story home in the 10000 block of South Strathfield Lane around 3:30 p.m.
Firefighters encountered heavy wind-driven smoke upon arrival.
The firefighter suffered a minor knee injury after the first floor of the structure collapsed into the basement.
Firefighters later had the fire under control.
The four residents of the home were not there at the time the blaze started.
It's not known what caused the fire.