2 adults dead in California classroom after shooting; 2 students hospitalized

The Latest on a shooting at an elementary school in San Bernardino (all times local):
11:28 a.m.
A spokeswoman for San Bernardino City Unified school district says one of four people shot in a classroom was a teacher.
Maria Garcia says the shooting is believed to be a domestic dispute.
At least two students have been airlifted to a hospital.
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11:20 a.m.
The police chief of San Bernardino says a shooting at an elementary school appears to be a murder-suicide.
San Bernardino Police Chief Jarrod