Trump news – live: Pelosi decides not to call impeachment vote, as Democratic candidates go head-to head in crunch debate

Democrats are sparring in the largest presidential primary debate in American history for the chance to take on Donald Trump in the 2020 elections. The debate is the first since an impeachment inquiry was launched in Congress against the president.Meanwhile, reports indicate ex-national security adviser John Bolton urged former Russia adviser Fiona Hill to warn the White House about a campaign to pressure Ukraine orchestrated by the president’s personal attorney Rudy Giuliani, describing the latter as a “hand grenade who’s going to blow everybody up”.