Witnesses who described quid pro quo testify publicly tomorrow; Roger Stone's defense rests without Stone testifying; Top Russian Official jokes about interfering in U.S. elections in 2020; Buttigieg, Biden, Warren in top tier of new Iowa poll;

House GOP lays out defense strategy ahead of public hearings; Televised impeachment hearings begin in less than 24 hours; Schiff warns GOP about outing whistleblower in hearings; NYT: Trump has considered firing intelligence Inspector General; Testimony at Roger Stone trial contradicts what Trump told Mueller about Wikileaks; Top Russian Official on 2020 elections: We'll resolve the problem, don't worry; Transcripts show Trump repeatedly tried not to anger Russia; Transcript: Mulvaney held up Ukraine missiles over concerns about Russia's reaction; Biden renews attacks on Warren and an "elitist" attitude; New Iowa poll: Buttigieg up 14 points since August; Supreme Court justices struggling with DACA after hearing arguments today; Supreme Court allows Sandy Hook families to sue gun maker;

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