For Andrea Herrera, surviving last year's mass shooting at Robb Elementary School in Uvalde, Texas, is an everyday struggle.
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Marking one year since Uvalde school shooting
It has been one year since a school shooting at Robb Elementary School in Uvalde, Texas, left 19 students and two teachers dead. CBS News spoke with Uvalde school shooting survivors and family members.
1 YEAR LATER
"Remembering is important, but it's also painful," President Biden said.
Nearly a year after the shooting at Robb Elementary in Uvalde, Texas, the father of a 9-year-old girl killed that day is still grappling with the tragedy.
The Department of Homeland Security issued a terror threat bulletin Wednesday warning that schools remain at risk of extremist violence.