Hillary Clinton has refused to rule out another run for president in 2020. Her former goon Philippe Reines has said she "might be the best person" to beat Trump, despite her previous failed attempt in 2016. Beto O'Rourke has already dropped out, and Sen. Kamala Harris (D., Calif.) is struggling to stay afloat. A recent poll suggests Democratic voters are still Ready for Hillary. What is she waiting for?