Texas School Shooting: Kourtney Kardashian, Gabrielle Union & More Stars React

At least 19 children and two teachers were killed when a gunman opened fire at an elementary school in Uvalde, Texas on Tuesday according to the Texas Department of Public Safety. Texas Governor Greg Abbott said the shooter is also dead and was believed to have been killed by law enforcement responding to the attack at Robb Elementary School. Since the tragic news broke, celebrities like Gabrielle Union, Andy Cohen and Kourtney Kardashian Barker have taken to social media to express their heartbreak over what happened, with many of them urging political leaders to take action.