Xavier Mascareñas/Treasure Coast Newspapers; Port St. Lucie Police Officer Jack White, who conducts the Kids at Hope Voices, gets the students ready during intermission to resume their first concert at Oak Hammock K-8 School in Port St. Lucie on Wednesday. The group, comprised of third through fifth grade students from St. Lucie County schools, and the Port St. Lucie Police Athletic League have been rehearsing for the last three months in preparation for the event, which featured an anti-bullying skit, inspirational songs and a tribute to the military.