Jim Hogg County officials have placed a quarantine in effect in the fight against the new world screwworm.The quarantine requires ranchers to have their livestock inspected and treated before moving animals out of the quarantine zone. The zone also includes a small portion of northern Starr County.A screwworm infection was confirmed in the city of Guerra last Friday. No date has been given on when the quarantine will be lifted.Ranchers in the quarantine zone who attempt to avoid inspection face fines of up to $5,000.For the latest local news updates, click here, or download the KRIS 6 News App. Catch all the KRIS 6 News stories and more on our YouTube page. Subscribe today! ...read more read less