The phases of Trump's coming impeachment proceedings edition.cnn.com

Democratic lawmakers on Capitol Hill are barreling toward historic impeachment proceedings against President Donald Trump.The floodgates opened this week after the release of a White House phone transcript and a whistleblower complaint indicating that Trump pressured the new Ukrainian president to interfere in the 2020 election by investigating Democratic candidate and former Vice President Joe Biden — and that the White House tried to cover up records of the troubling phone call between the two leaders.