John O. Brennan, the former CIA director whose security clearance was revoked by President Donald Trump, has joined the WestExec Advisors, a “secretive consulting firm” whose alumni hold posts throughout President Joe Biden’s administration. The firm, described as “Biden’s Cabinet in waiting” by Politico after the 2020 presidential election, employed Secretary of State Antony Blinken and Director of National Intelligence Avril Haines, White House press secretary Jen Psaki, and many others. Politico noted: “WestExec is loaded with other former top Democratic national security and foreign policy officials who raised money for the Biden campaign, have joined his transition team, or...