A former Clinton campaign aide said that he fears that President Trump Donald John TrumpBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Romney: 'Unthinkable and unacceptable' to not commit to peaceful transition of power Two Louisville police officers shot amid Breonna Taylor grand jury protests MORE could "weaponize" the federal government against the eventual 2020 Democratic nominee.

“Last time, he had the right-wing conspiracy media to boost his chants of 'lock her up,' but this time he's going to actually weaponize the federal government against our nominee,” Jesse Ferguson, a senior spokesman for former Secretary of State Hillary Clinton's 2016 presidential campaign, told Politico in an article published Friday.

ADVERTISEMENT

The news outlet reports that some campaign aides believe that next year Trump could use a strategy similar to his “Crooked Hillary” mantra in 2016.

The president has repeatedly called for government investigations of his rivals, beginning with Clinton.

Trump's personal attorney Rudy Giuliani Rudy GiulianiThe Hill's Campaign Report: GOP set to ask SCOTUS to limit mail-in voting CIA found Putin 'probably directing' campaign against Biden: report Democrats fear Russia interference could spoil bid to retake Senate MORE on Thursday called for an investigation into former Vice President Joe Biden Joe BidenBiden on Trump's refusal to commit to peaceful transfer of power: 'What country are we in?' Democratic groups using Bloomberg money to launch M in Spanish language ads in Florida Harris faces pivotal moment with Supreme Court battle MORE's alleged conflicts of interest. Giuliani's statement follows the Wednesday publication of a New York Times article that discusses Biden's efforts to pressure Ukraine to dismiss a prosecutor accused of corruption.

Biden’s younger son, Hunter Biden, served on the board of a company the prosecutor was probing, the Times reported. The Biden campaign told the newspaper that Hunter Biden's work was not connected to his father's efforts.