Democrats have stepped up calls to allow witnesses in the Senate impeachment trial of U.S. President Donald Trump after the release of an account by his former top aide John Bolton that challenges the US president’s defence.
Ukraine-U.S. Relations
Financial Times: Bolton book intensifies calls for witnesses in Trump impeachment trial
In this file photo taken on May 13, 2019 Former National Security Advisor John R. Bolton listens while US President Donald Trump speaks to the press before a meeting with Hungary's Prime Minister Viktor Orban in the Oval Office of the White House in Washington, DC.
