House Committee on Oversight and Government Reform Chairman James Comer, R-Ky., issued a subpoena Thursday to Anthony Bernal, former Assistant to the President and Senior Advisor to the First Lady, to appear for a July 16 deposition.It comes as part of the committees investigation into the alleged cover-up of former President Joe Bidens mental decline and potentially unauthorized executive actions.Bernal had confirmed his appearance for a voluntary transcribed interview on June 26, but after the White House Counsels office informed him it was waiving executive privilege for the Oversight Committees investigation, he refused to appear.This is a developing story. Check back for updates.