In a significant development on Capitol Hill, Ron Klain, former White House chief of staff and one of President Joe Biden’s closest confidants, testified Thursday behind closed doors before the House Oversight Committee as part of its investigation into the president’s mental fitness for office.

The hearing, which was not open to the press or public, marks a major step in House Republicans’ growing inquiry into Biden’s capacity to fulfill the duties of the presidency. The investigation has intensified in the wake of a widely criticized debate performance in the last election cycle and mounting concerns from both political allies and opponents over the former president’s cognitive health.

According to a source familiar with the closed proceedings who spoke to Newsmax’s Kilmeny Duchardt, Klain offered candid assessments of the former president’s mental and physical condition, while defending his overall ability to lead while in office.

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