 President Biden's doctor is facing calls to testify on Capitol Hill. House Oversight Committee Chairman James Comer alleges White House physician Dr. Kevin O'Connor was involved in the family's past business deals. Fox News obtaining a letter to the president's doctor by Comer asking he testify before Congress. Comer wants to know if O'Connor's medical assessment of the president was improperly influenced by his work with the president's family through the company AmeriCorps.