Alan Dershowitz argues presidential quid pro quos aimed at reelection are not impeachable
By Paul LeBlanc, Marshall Cohen & Nikki Carvajal
Senate and John Roberts face possibility of epic tie on witnesses
By Burgess Everett & John Bresnahan
Trump is being impeached over an extortion scheme, not a 'policy dispute'
By Thomas M. Nichols
Impeachment trial of President Trump: Live updates
By Veronica Rocha, Meg Wagner & Fernando Alfonso III
Presenting the ludicrous 'Dershowitz Doctrine'
By Paul Begala