Gordon Sondland testifies he kept secretary of state up-to-date president's apparent effort to set conditions to a meeting with Ukraine's new leader; State Department disputes

Trump's ambassador to the EU, Gordon Sondland revises testimony, according to fresh transcripts released by House investigators

Cache of emails released after House questions ex-envoy Kurt Volker reveal Trump officials wouldn't schedule meeting with Zerenskiy until Kyiv announced probe into Democratic rival

US secretary of state doesn't specify whether he thought content of phone conversation was inappropriate

New report claims president told Russian FM he was unconcerned about Moscow's interference in 2016 election as US did the same in other countries