Trump raised Biden with Xi in June call housed in highly secure server

Washington (CNN)When President Donald Trump suggested without prompting that China should investigate Joe Biden and his son, he thrust another political grudge into what was already the world’s most complicated and consequential relationship. The White House record of that call was later stored in the highly secured electronic system used to house a now-infamous phone call with Ukraine’s President and which helped spark a whistleblower complaint that’s led Democrats to open an impeachment inquiry into Trump. Asked earlier this week about Trump’s call with Xi, the White House did not deny that he raised Biden. “World leaders need to be able to speak freely in their conversations with the President–that is a key component to effective diplomacy. And that is …