"Rebecca Lanis told The Daily Beast that her father became obsessed with QAnon and other conspiracy theories in 2020, consuming huge amounts of online videos and following far-right figures like InfoWars’s Alex Jones.
According to his daughter, Igor Lanis was a car designer with no history of violence. She described her parents as once “extremely loving,” but her father changed after Donald Trump lost 2020.
“He had a sense of reality,” Rebecca Lanis said. “But then after 2020, when Trump lost, he started going down these crazy rabbit holes.”"
https://www.yahoo.com/now/man-murdered-wife-shot-daughter-111202618.html