The personal physician for former President Joe Biden is being issued a subpoena by House Republicans.

Dr. Kevin O'Connor is scheduled to appear for a deposition later this month, according to a letter issued with the subpoena from House Oversight Committee chair James Comer (R-Ky.).

Axios noted that Comer has also requested testimony from nine of Biden's former aides including Neera Tanden, Anita Dunn, and Ron Klain.

Why is Biden’s doctor being subpoenaed?

Dig deeper:

House Oversight Committee chair James Comer (R-Ky.) as an investigation centered on former President Joe Biden’s mental fitness and decline.

This probe is also connected, in part, to assertions from the new book "Original Sin" by CNN’s Jake Tapper and Axios’ Alex Thompson. The book alleges Biden was not the main decisi

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