Marianne Williamson says 2024 bid is not a challenge to Biden but to a system

Author Marianne Williamson has said she doesn't view her very outsider bid for the 2024 Democratic presidential nomination as a direct challenge to Joe Biden but as "challenging a system". The self-help writer and speaker, who also ran a nomination challenge in 2020, said voters "have to rise up" to secure an equitable economic future for the US. "I want to be president because this country needs to make an economic U-turn," Williamson told ABC News on Sunday. Among her priorities, she said, were free healthcare, free college and free childcare. "The system that effectuates and perpetuates that kind of…