One of the people injured in this morning's three-alarm fire in San Francisco's Richmond District was a firefighter, who suffered a cut to the arm but has already been released in good condition, fire officials said.
Twenty-five residents were also displaced.
The fire at 453 23rd Ave. was first reported around 2 a.m., according to the San Francisco Fire Department.
The fire department is reporting there were at least three people injured in the blaze.
Two of the victims suffered critical injuries, and a third suffered minor injuries, according to the fire department.
One of the men suffered burns, and another suffered from smoke inhalation.
The fire was reported contained at 3:15 a.m.
Two adjoining three-story buildings were damaged in the blaze, according to the fire department.
A cat was rescued from one of the buildings.
The cause of the fire is still under investigation.
#040717WF1 UPDATE 451 453 455 457 23rd Ave three physical bldgs all 3 story 25 displaced City Services and @RedCrossBayArea on scene for 1/2 pic.twitter.com/a12X9YT9pr — San Francisco Fire (@sffdpio) April 7, 2017