really? please provide a similar example to the despicable Birtherism movement on the right, which Trump himself championed btw
The closest she came to it was an aide's campaign memo suggesting pointing out Obama's "lack of american roots" (in the sense that much of his boyhood was spent outside mainland US). It was not about doubting Obama's citizenship or birthplace, and that line of attack wasn't even used in the campaign.
Even Obama agrees with me here. He apparently confronted Clinton about it in 2007.