Man found dead after apartment fire in Hammond, Indiana

CHICAGO (CBS)-- A man was found dead after an apartment fire in Hammond, Indiana. 

According to the Hammond Fire Department, crews battled a fire at 524 Michigan Ave. Heavy flames were coming out of a ninth floor window. 

After the fire was extinguished, firefighters found the man's body.

Three people were treated at the scene for breathing difficulties.. 

The fire is under investigation.