RFK Jr. is stuck on 3 swing-state ballots. That’s a headache for Trump.

It appears you are referring to a political situation involving Robert F. Kennedy Jr. However, without more specific details about the situation, it’s impossible for me to provide a comprehensive response. RFK Jr. is a known environmental lawyer and activist, and he carries significant influence due to his family name. Depending on the context, his place on ballot(s) could affect other politicians, including former President Donald Trump, in multiple ways. His involvement could split votes or draw more attention to certain issues. Please provide more details for more specific information.