Mourners gather at a vigil following a nearby mass shooting, Sunday, Aug. 4, 2019, in Dayton, Ohio. Multiple people in Ohio have been killed in the second mass shooting in the U.S. in less than 24 hours, and the suspected shooter is also deceased, police said. (AP Photo/John Minchillo)
Melody Stout and Hannah Payan comfort each other during a vigil for victims of the shooting that occurred earlier in the day at a shopping center, Saturday, Aug. 3, 2019, in El Paso, Texas. (AP Photo/John Locher)
In the border town of El Paso, Texas, a shooter opened fire and left 20 people dead and more than two dozen injured. Hours later in Dayton, Ohio, a shooter killed 9 people and injured at least 27 others.