Crews battled a house fire in Joppa early on Monday morning.
At just before 2 a.m., firefighters responded to the 100 block of Haverhill Road (21085).
At the scene, fire personnel found heavy fire showing from a duplex.
Crews from White Marsh Volunteer Fire Company, Joppa-Magnolia Volunteer Fire Company, Abingdon Fire Company, Fallston Fire Company, Kingville Volunteer Fire Company, and Bel Air Volunteer Fire Company responded to the scene.
One person was taken to Hopkins Bayview in serious condition.
The cause of the fire is under investigation at this hour.