3 hospitalized in critical condition after carbon monoxide exposure in Upper Marlboro

2 dead in Prince George's County after carbon monoxide exposure

Family say a couple is dead after a carbon monoxide emergency at a town home in Upper Marlboro. FOX 5's Julie Donaldson reports.

UPPER MARLBORO, Md. - Three adults were hospitalized in critical condition Thursday morning after a carbon monoxide emergency at a townhome in Prince George’s County, officials said.

Emergency crews responded around 10:47 a.m. to the 9800 block of Berrywood Court in Upper Marlboro. All three victims were transported to area hospitals in critical condition.

This is a developing story. Stay with FOX 5 for updates.