AP, WASHINGTONUS President Donald Trump on Thursday railed behind closed doors about US House of Representatives Speaker Nancy Pelosi’s decision to delay sending articles of impeachment to the Republican-controlled Senate, putting an expected trial in limbo. US Senator Lindsey Graham, a staunch Trump ally, emerged from a White House meeting with the president with a message. “I just left President Trump. Trump has seen a Senate trial as his means for vindication, viewing acquittal as a partial antidote to impeachment’s stain on his legacy. House Democrats had argued for weeks that Trump’s impeachment was needed “urgently” to protect the nation.