Plus, how extremist groups are using video games to recruit children online.

Here’s what we’re covering:

9 Killed and 25 Injured in Shootings at School and Home in British Columbia, by Francesca Regalado

Man Who Was Detained in Nancy Guthrie’s Disappearance Is Released, by Nicholas Bogel-Burroughs, Chelsia Rose Marcius and Jill Cowan

Grand Jury Rebuffs Justice Dept. Attempt to Indict 6 Democrats in Congress, by Alan Feuer, Glenn Thrush and Michael S. Schmidt

Homeland Security Hires Labor Dept. Aide Whose Posts Raised Alarms, by Evan Gorelick

F.D.A. Refuses to Review Moderna Flu Vaccine, by Christina Jewett and Rebecca Robbins

How Hate Groups and Terrorists Use Gaming Platforms to Recruit Young Children, by Pranav Baskar

Ukrainian Olympian Says He’ll Race With Banned Helmet Honoring War Dead, by Heather Knight

Tune in every weekday morning, and tell us what you think at: theheadlines@nytimes.com.

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A Deadly Mass Shooting in Canada, and the Latest on the Search for Nancy Guthrie

The Headlines

A Deadly Mass Shooting in Canada, and the Latest on the Search for Nancy Guthrie