From the NY post, which MAGA like to cite on this thread.
1) evidence of mental health issues/personal problems (I called it earlier).
He wasn’t a hateful person,” Carlson, 59, said, adding, “But he needed help.”
Carlson shared that Boetler, who was engaged in several ambitious business ventures including Praetorian Security Company and Red Lion Group, was experiencing financial trouble and struggled to find work, CNN reported.
“He was looking around, but maybe things didn’t work out and he just gave up and decided to go out in a blaze of glory,” Carlson said. “I have no idea what he was thinking.
2) Shooter voted for Trump.
When asked about the political leanings of Boetler, Carlson revealed that — despite once being a political appointee of the state’s Democratic Gov. Tim Walz — voted for President Donald Trump, but that he was not aware of his feelings on state politics, the report stated.
https://nypost.com/2025/06/14/us-news/best-friend-of-suspect-vance-luther-boelter-in-assassination-of-minn-lawmakers-reveals-haunting-last/