Catalina Ludwig, 8, left, and Emma Ludwig, 13, pose for photos taken by their mom, Lianna Ludwig, after Emma got the first dose of the Pfizer COVID-19 vaccination during a free clinic at Las Vegas Ballpark on Saturday, June 5, 2021, in Las Vegas. The clinic, put on by Clark County Commissioner Justin Jones and partnerships including the Southern Nevada Health District and Las Vegas Aviators, offered baseball-themed incentives for children who got vaccinated. (Ellen Schmidt/Las Vegas Review-Journal) @ellenschmidttt