Carol @carolprgal
Most active shooter attacks end within 5mins. Attack on #Uvalde kids lasted 1hr. That’s how long police waited for backup. Waiting used to be standard practice. That changed after Columbine (1999) when police waited 1 hr for SWAT team,while 13 were killed https://t.co/OYAyDh9Jic — PolitiTweet.org