SNIPPET: "CARLSBAD, Calif. -- One person is in custody after shots were fired on the campus of Kelly Elementary School in Carlsbad, Carlsbad police said. According to dispatchers, the shots were reported shortly after noon at Kelly Elementary School at Kelly and Hillside drives. The school was placed on lockdown due to the incident. Minor injuries have been reported, but it has been determined that the injuries were not related to a shooting. A medical helicopter is landing near the school in response to the situation."