INDIA, Dec. 7 -- Alleging that Trump has abused power, undermined national security and jeopardised the integrity of the elections, Speaker of the House of Representatives Nancy Pelosi announced that the US president "leaves us no choice but to act. The move of the opposition Democratic party to impeach US President Donald Trump is a blatant and partisan action to overturn the results of a free and fair elections, the White House said on Thursday.Alleging that Trump has abused power, undermined national security and jeopardised the integrity of the elections, Speaker of the House of Representatives Nancy Pelosi announced that the US president "leaves us no choice but to act" by going ahead with the process to impeach him."Democrats' sham im...