NOW: 14 dead, over dozen injured at Robb Elementary School shooting in Uvalde, Texas HD

LIVE: UPDATE: According to Governor Abbott, 14 students and 1 teacher were killed. The suspect, a local 18-year-old high school student, is dead. The suspect also shot his grandmother. At least two hospitals are treating patients. Police say suspect acted alone. Abbott also identified the shooter as a student at Uvalde High School. The South Texas Blood and Tissue Center is in critical need of blood donations following the mass shooting.