People mourn children and teachers killed in Texas

A person holds a candle during a solidarity vigil for the Uvalde, Texas, community after a mass shooting at Romore

A Texas Department of Public Safety officer stands in front of crosses with the names of victims of a school smore

A girl leaves flowers at a memorial in Town Square in front of the county courthouse, two days after a gunman more

Austyn Jones writes a message for the victims of the mass shooting at the Robb Elementary School in Uvalde, Temore

Flowers, candles and pictures are left in front of crosses with the names of victims of a school shooting, at more

Brianna Ayala (C) is held by Emily Gamez as they gather at the memorial cross of Nevaeh Bravo, who was killed more

A message in solidarity with victims of the Robb Elementary school shooting is written on a storefront window,more

A woman reacts during a mass at the Sacred Heart Catholic Church a day after a gunman killed 19 children and tmore

Jordan Gomes, a survivor of the shooting at Sandy Hook Elementary school, speaks next to U.S. Senator Richard more

Ciria Favila, 66, who drove about an hour to get to the city, prays two days after the mass shooting at Robb Emore

A memorial cross for Amerie J. Garza, one of the victims of a mass shooting at Robb Elementary School that resmore

Aviva Balani writes a message for the victims of the mass shooting at the Robb Elementary School in Uvalde, Temore

Worshipers gather to sing and pray at Primera Iglesia Bautista, two days after a mass shooting in Uvalde, Texamore

People gather at Robb Elementary School, the scene of a mass shooting in Uvalde, Texas. REUTERS/Nuri Vallbona

Worshipers gather to sing and pray at Primera Iglesia Bautista, two days after a mass shooting in Uvalde, Texamore

A boy writes a message on a memorial cross for Layla Salazar at a memorial in Town Square in front of the counmore

People react in front of a memorial outside Robb Elementary school, two days after a gunman killed nineteen chmore

Kristin Parker writes "I'm Sorry We Failed You" for the victims of the mass shooting at the Robb Elementary Scmore

Children react during a vigil at Uvalde County Fairplex Arena, in Uvalde, Texas. REUTERS/Marco Bello

A police officer sets flowers from someone mourning at a memorial at Robb Elementary School days after a mass more

A girl holds a candle during a solidarity vigil for the Uvalde, Texas, community after a mass shooting at Robbmore

A A 1st grade student in Newtown when the Sandy hook shooting happened and her mother attend a solidarity vigimore

Erin Young wears a hand written t-shirt with the names of the victims of the mass shooting at the Robb Elementmore

Samantha Arriage, who drove about an hour to get to the city, prays two days after the mass shooting at Robb Emore

A woman in a wheelchair reacts to crosses with the names of victims of a school shooting, at a memorial outsidmore

Charlie Jay writes a message for the victims of the mass shooting at the Robb Elementary School in Uvalde, Texmore

Rose Fuentes touches a memorial cross for Eva Mireles, who was one of the victims of the mass shooting at Robbmore

A woman stands in front of crosses with the names of victims of a school shooting, at a memorial outside Robb more

Stephanie and Michael Chavez of San Antonio pay their respects at a makeshift memorial outside Robb Elementarymore