Volleyball coach praises Tim Walz’s son for helping other kids after recreation center shooting PBS NewsHourWalz Spoke of Gun Violence Affecting His Son. Here’s an Account of the Shooting. The New York TimesGov. Tim Walz says son Gus witnessed shooting at St. Paul rec center during VP debate CBS MinnesotaWalz stuns internet with VP debate gaffe: ‘I’ve become friends with school shooters’ Fox News