In his role as the school resource officer (SRO) for the Tustin Unified School District, Officer Sinclair Alfonso is responsible for the safety of students, teachers, and administrators at 16 elementary, two K-8, four middle, and four high schools. Alfonso’s mission is to maintain safety on campuses and prevent delinquency. Counseling, education and enforcement are all part of the job. “I have kids myself and wanted to help the community and I thought being a school resource officer would be a good impact on the kids,” said Alfonso, who’s been an SRO for two years and on the job with…