Uvalde’s new anguish: Video shows police waiting in school

A new wave of anger swept through Uvalde on Tuesday over surveillance footage of police officers in body armor milling in the hallway of Robb Elementary School while a gunman carried out a massacre inside a fourth-grade classroom where 19 children and two teachers were killed.

The video published Tuesday by the Austin American-Statesman is a disturbing 80-minute recording of what has been known for weeks now about one of the deadliest school shootings in U.S. history: that heavily armed police officers, some armed with rifles and bulletproof shields, massed in the...