The County’s third large-capacity, no-cost walk-up COVID testing site at SDSU Alumni Center is now open. SDSU and Cal State San Marcos are open Tues-Sat and the Tubman Chavez Center is open Sun-Thurs. All open 10:30 a.m.-5:30 p.m. https://t.co/HcCyrkGLxm for all County sites. https://t.co/IUfINg5aha via @SDCountyHHSAMore