Monday is the first day of school for the over 4,000 students attending South Texas Independent School District.

This year, security on campus is looking a little different.

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Officers from the district's newly created police department will be patrolling campuses. The district hired eight officers, a captain and a police chief.

The officers, along with armed guards, are tasked with looking over six campuses, which are spread out from Edinburg to Olmito.