CEDAR RAPIDS, Iowa (AP) -- No injuries have been reported from a fire that rousted at least 18 people from their apartments in northeast Cedar Rapids.

Firetrucks were dispatched just after 2 a.m. Tuesday to the Flagstone Apartments. Firefighters say they contained the blaze to a single unit on the second floor of the building. That apartment's residents weren't home.

The fire cause is being investigated.