CARMICHAEL (CBS13) — Two people have been displaced after an early morning duplex fire in Carmichael.

The extent of the fire inside the duplex. (Credit: Sacramento Metro Fire)

READ MORE: Suspect Arrested In Fatal West Sacramento Shooting Identified As Ernesto Gonzalez

Metro Fire says crews responded to the scene on Scranton Circle a little before 3 a.m.

READ MORE: City Of Sacramento Employee Covid Vaccine Numbers Released: Nearly 80 Percent Vaccinated

Firefighters went to work quickly and were able to knock the flames down, isolating it to one unit.

It appears the fire started on a patio where the homeowner smoked cigarettes, Metro Fire says. The flames then made their way into the home.

MORE NEWS: Threats Prompt Safety Precautions At Sacramento-Area Schools

No injuries were reported.