Eric Tucker And Mary Clare Jalonick FILE - In this Jan. 6, 2021, file photo insurrectionists loyal to President Donald Trump breach the Capitol in Washington. Arguments begin Tuesday, Feb. 9, in the impeachment trial of Donald Trump on allegations that he incited the violent mob that stormed the U.S. Capitol on Jan. 6. (AP Photo/John Minchillo) February 06, 2021 - 11:25 AM WASHINGTON - Arguments begin Tuesday in the impeachment trial of Donald Trump on allegations that he incited the violent mob that stormed the U.S. Capitol on Jan. 6. A look at five key questions ...