No injuries in two-alarm Minneapolis duplex fire

Firefighters were at the scene of a two-alarm duplex fire in Minneapolis early Monday.

According to the Minneapolis Fire Department, the fire occurred along the 3100 block of 38th Avenue S. just after 6 a.m.

Firefighters said a search of the duplex proved no one was in the building at the time of the fire.

Crews worked to extinguish the fire, which had spread to the roof and was emitting heavy smoke.

Authorities remained at the scene, working to extinguish hotspots.

No one was hurt in the fire, according to the Minneapolis Fire Department. Authorities are working to investigate the fire's cause.