Debate on the procedures — which include beginning public hearings and the release of some of the information gathered in the ongoing inquiry over the last few weeks — is expected to begin around 9 a.m. ET.
So, what is impeachment and how does it work?
We have a good refresher for you with 10 facts about the ultimate congressional check on executive power.
The commander of the Kurdish-led Syrian Democratic Forces, Gen. Mazloum Abdi, gave NBC News a detailed account of how he spent months running a spy inside ISIS who followed al-Baghdadi as he moved from one safehouse to another, until he was finally trapped in a tunnel beneath one of them.
“I think he was under a lot of pressure from his family,” the general said. “His relatives were subjected to harsh treatment by ISIS and he no longer believed in the future of ISIS. He wanted to take revenge on ISIS and al-Baghdadi himself.”
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More than 1,000 firefighters were battling the Easy fire in Simi Valley, in Ventura County about 50 miles northwest of downtown Los Angeles. The blaze had burned through over 1,600 acres and was at 0 percent containment, Ventura County fire officials said Wednesday night.
County Fire Chief Mark Lorenzen told reporters on Wednesday afternoon that the fire broke out as fierce Santa Ana winds swirled around the region, with sustained winds of 40 mph "and fuels that were ripe and ready to carry a fire."
"Unfortunately, it was about the worst time it could happen," Lorenzen said.
"The dream came true, and we did it for the fans of Washington," said Ted Lerner, the 94-year-old founding principal owner of the Nationals.
This is the first World Series title for a District of Columbia team since the long-ago-departed Washington Senators won it all back in 1924.
A tweet from the Washington National Cathedral seemed to sum up the feeling of many towards the Nats run: "We don't give thanks for winning a ball game; we give thanks for the @Nationals bringing joy and unity to a city in desperate need of both."
Federal appeals court nominee Lawrence VanDyke broke down in tears during a Senate Judiciary Committee hearing Wednesday. He was reacting to a scathing letter against his confirmation by the American Bar Association that concluded he was “not qualified” for the bench.