Vesicular Stomatitis, a virus that causes blisters on the mouth, hooves, and other are horses and livestock, has reached its summer peak in Colorado. But, new cases have recently popped up, including in Garfield County. KDNKs Amy Hadden Marsh spoke with state veterinarian Dr. Keith Roehr to find out more.Click here for statewide VS case locations and more information about Vesicular Stomatitis.