Bobby Kramer 84, and Charlie Garvan, 52 sit next to each other as they donate blood at the Herby Ham Activity Center on Wednesday, May 25, 2022 in Uvalde. Community members gathered to donate blood after a school shooting took place Tuesday. Twenty one people were killed after a gunman after a high school student opened fire inside Robb Elementary School on Tuesday where two teachers and 19 students were killed. Sergio Flores for The Texas Tribune
By Emily Hernandez, The Texas Tribune While families and community members in Uvalde process their grief after the worst school shooting in Texas history, they…