11 hospitalized after carbon monoxide leak in Rockville

A faulty water heater is being blamed for a carbon monoxide leak that sent{ }11 people, including three children, to the hospital.

It happened around 1 a.m. Tuesday in the 1200 block of{ }First Street in Rockville.

Montgomery County Fire and EMS reports the entire building was evacuated, including about 15 to 20 people.

The victims are being treated at a local hospital with a hyperbaric chamber.