Uvalde County Sheriff Ruben Nolasco, one of the 376 officers who went to help children and teachers on May 24 at Robb Elementary School, had vital information about the shooter and a call about victims in a classroom. Knowledge that should have prompted an immediate, direct response, according to active shooter training.

And since that day, statements he’s given appear to contradict body camera evidence.

CNN Senior Crime and Justice Correspondent Shimon Prokupecz has been covering the investigations into the police response to the massacre. He has this new exclusive reporting.

Plus, lawmakers honored law enforcement officers who defended the Capitol on January 6 with the Congressional Gold Medal, the highest honor from Congress. Brian Sicknick died from multiple strokes and natural causes a day after the attack. His family attended the ceremony but refused to shake hands with GOP Republican Senate Leader Mitch McConnell and House GOP Leader Kevin McCarthy. Gladys and Craig Sicknick, Brian’s mom and brother, join AC360 to explain their decision.

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CNN Exclusive: Uvalde Sheriff had vital information about school shooter that wasn’t immediately shared