 Virginia Democratic Senator Mark Warner is also speaking out. While he's not calling on the president to drop out of the race at this point, Warner does say in a tweet that now is the time for conversations about the strongest path forward. We're learning a Parkinson's disease expert visited the White House eight times over an eight-month span between last July and March of this year. At least one of those visits included a meeting with President Biden's personal doctor. This according to White House visitor logs.