Schools try pep-rally tactics to get students vaccinated

San Pedro High School students hold vaccination signs at a school-based COVID-19 vaccination event for students 12 and older in San Pedro, Calif., Monday, May 24, 2021. Schools are turning to mascots, prizes and contests to entice youth ages 12 and up to get vaccinated against the coronavirus before summer break. (AP Photo/Damian Dovarganes)

SAN DIEGO — A growing number of public schools are using mascots, food trucks and prize giveaways to create a pep-rally atmosphere aimed at encouraging students to get vaccinated against the coronavirus before summer vacation.