Salvador Rolando Ramos

The Uvalde school shooting investigation has shifted its focus to the police response that witnesses say left much to be desired.

Marjorie Taylor Greene and other Republicans defend guns in the wake of Salvador Ramos' mass shooting in Uvalde County.

More than one dozen children were killed in a mass shooting at an elementary school in Uvalde, Texas, in the nation's latest deadly gun violence. Texas has some of the loosest gun laws in the nation.