Baltimore health officials are taking preemptive measures to prevent the spread of the Zika virus in Maryland.
Crews from the Maryland Department of the Environment are scheduled to spray Edgemere, Inverness, Millers Island and 13 other neighborhoods Thursday.
Officials are working to eliminate potential breeding grounds for mosquitoes and will also be spraying to control the population.
Mosquito spraying is not planned for Friday or Saturday.
The spraying program is expected to run through early October.
Editor's Note: This story has been updated to indicate crews from the Maryland Department of the Environment are conducting the spraying effort.