An early morning fire left one person injured on Nob Hill Monday, and it's unclear how badly they were injured.The fire broke out around 3 am at an apartment building on the 1000 block of Leavenworth Street, between Pine and California streets.The San Francisco Fire Department announced on X that th is was a one-alarm fire that was "contained to a apartment room," and one person was hospitalized with injuries.The fire was ultimately contained to that room of origin, and images posted by the SFFD suggest that the blaze was in a first-floor unit of a three-story building at 1040 Leavenworth Street.The extent of the injured person's injuries were not made public.No suspected cause for the fire was being publicized.This incident follows a February 10 fire in an SRO or studio unit in North Beach which left a woman injured, and in which the fire broke out in severe hoarder apartment that was piled nearly to the ceiling with stuff. This is a developing story. ...read more read less