They are all hospitalized and are expected to be OK.
Crews were able to quickly extinguish the fire before it could spread to a nearby apartment building.
An investigation is now underway into what started this fire.
Four injured in Logan Square fire
CHICAGO
Everyone managed to get out of the smoke-filled home on West Fullerton and Ridgeway before firefighters arrived. But a boy and girl, ages 5 and 6, and two adults were apparently having breathing problems from the smoke.
