Back to school in Uvalde, Texas

After more than a month's delay to implement improved security measures, students in Uvalde returned to class on September 6th. Pictured above, students enter a Uvalde elementary school accompanied by a teacher.Eric Gay (AP)

A sign on a security fence surrounding Uvalde Elementary warns the media against approaching the school.NURI VALLBONA (REUTERS)

Students from Robb Elementary have been reassigned to Dalton Elementary and Uvalde Elementary in the same school district. Pictured above, a girl gets off a school bus for her first day at Uvalde Elementary.Eric Gay (AP)

Robb Elementary was permanently closed after the massacre that claimed the lives of 19 students and two teachers on May 24. Pictured above, two women walk past the makeshift memorial outside Robb Elementary.Eric Gay (AP)

Flags and messages of support are still scattered around Robb Elementary, which was permanently closed after the shooting three months ago.Eric Gay (AP)

Although classes began weeks ago throughout Texas, school officials decided to delay the first day of classes in Uvalde while citizens continue to grieve and express anger at the failure of law enforcement to protect their loved ones. Pictured above, students hold hands as they enter Uvalde Elementary.Eric Gay (AP)

A girl runs to greet her teacher on the first day of classes at Uvalde Elementary.NURI VALLBONA (REUTERS)

The Texas Department of Public Safety has stationed nearly three dozen police officers at Uvalde schools for the return to classes. Pictured above, officers guard the entrance to Flores Elementary.NURI VALLBONA (REUTERS)

A Texas State Trooper guards the entrance to Uvalde Elementary during the first day of classes.Eric Gay (AP)

For the first day of classes, many Uvalde teachers wore T-shirts saying, “Together we rise & Together we are better.” Pictured above, a teacher hugs a student at the entrance to Uvalde Elementary.Eric Gay (AP)