Impeachment

"I specifically asked prosecutors to check especially carefully those facts about Biden's alleged involvement. They answered that there was nothing of the kind," the former prosecutor general said.

Democratic lawmakers said on Monday Trump might have fired the watchdog, Steve Linick, because he was investigating U.S. military sales to Saudi Arabia.

The House and Senate both passed resolutions to block the sales. But Trump, a staunch promoter of both US arms sales and the relationship with Saudi Arabia, vetoed them.

House Democrats claim that Sec. of State Mike Pompeo personally recommended Linick's sacking because the inspector general "had opened an investigation into wrongdoing by Sec. Pompeo himself."

Trump late Friday ousted Inspector General Steve Linick, the fourth inspector general he has fired in two months, following his acquittal by the Republican-controlled Senate in his impeachment trial.

Trump said in a letter to Pelosi that he no longer had confidence in the inspector general's ability to serve, though he did not give the reason for his loss of confidence.

Revenge has been called a dish best served cold, but US President Donald Trump prefers it red-hot and steaming.

Vindman was the Jewish staffer who was among the first to raise flags about President Donald Trump’s pressure on Ukraine to investigate a political rival.

Trump said on Friday that he was unhappy with Vindman, and two senior White House officials told the New York Times that Vindman would be reassigned to the Pentagon.

The president referred to the 22-month investigation by former U.S. special counsel Robert Mueller into his 2016 campaign's possible contacts with Russia as "bulls**t."