JACKSONVILLE, Fla. – As promised by Mayor Lenny Curry, the city of Jacksonville is opening a free walk-up testing site at Henry L. Brown Kooker Park on Friday. The Kooker Park site is part of the city’s effort to expand access to testing. It joins Lot J, the Prime Osborn Convention Center and Ascension St. Vincent’s, among other sites. Mayor Lenny Curry announced Thursday that Jacksonville has also been selected as a national test site for testing the homeless. RELATED: Who can get tested at Lot J, Prime Osborn and other sites?