Republicans initiate impeachment proceedings against Biden's ministers. Mayorkas is the first sitting Cabinet secretary to be impeached.
Some bipartisan and legal observers fear that the most powerful tool the U.S. Constitution provides to restrain a public official is being used as a partisan political weapon. Impeachment has been used in one form or another four times in the last five years - two Cabinet secretaries and one Cabinet secretary. In 1876, President Grant's secretary of war resigned after being accused of corruption but was still impeached by the House.