As Texas police leader gives an update today on Uvalde school massacre response, victims' relatives are expected to urge his ouster

CNN  — 

archive.cms.cnn.com/_components/paragraph/instances/paragraph_5103D38F-60E5-5E4A-863B-14F02279F887@published” data-editable=”text” data-component-name=”paragraph”> Texas Department of Public Safety Director Col. Steven McCraw is delivering Thursday the first formal, public update to his agency’s oversight panel on its officers’ actions during the May massacre at a Uvalde elementary school, after first facing victims’ families who, furious over the response, are calling for his resignation.

archive.cms.cnn.com/_components/paragraph/instances/paragraph_FF6CF93A-4D6F-A210-528F-19D3DB199402@published” data-editable=”text” data-component-name=”paragraph”> “It’s been five months and three days since my son, his classmates and his teachers were murdered,” said Brett Cross, who was helping raise his 10-year-old nephew Uziyah Garcia before the boy was killed in the shooting.

archive.cms.cnn.com/_components/paragraph/instances/paragraph_DFD32E38-1278-0ABB-8DC0-19D9ED723556@published” data-editable=”text” data-component-name=”paragraph”> But while the clock keeps ticking, Cross said, “Several numbers remain the same: It was 77 minutes that 91 of you all’s officers waited outside while our children were slaughtered.

archive.cms.cnn.com/_components/paragraph/instances/paragraph_82EB3838-D252-2792-8B16-19D52A5D6AEE@published” data-editable=”text” data-component-name=”paragraph”> “We’re not waiting any longer. Our families, our community, our state has waited long enough. And playing politics will only…