Why the trial of a former Uvalde school police officer hangs in the balance

By Shimon Prokupecz, Matthew J. Friedman, Rachel Clarke, CNN Corpus Christi, Texas (CNN) — The first day of the first trial for an officer charged in connection with the mishandled response to the Uvalde school massacre ended Tuesday with heated exchanges between prosecution and defense lawyers, prompting the judge to cancel testimony Wednesday. Instead, Judge