Lawyer of the US president Rudy Giuliani looks on before the US president announces his Supreme Court nominee in the East Room of the White House on July 9, 2018 in Washington, DC. Saul Loeb | AFP | Getty Images Rudy Giuliani said Tuesday that he will defy a subpoena from House committees that are conducting an impeachment probe of his legal client, President Donald Trump, according to several reports. The committees had given Giuliani until Tuesday to turn over documents related to Ukraine. Giuliani has pushed the government of Ukraine to investigate former Vice President Joe Biden, an effort that has put Trump at risk of impeachment after the president both supported that effort and withheld military aid from Ukraine as he did so this summer. “Your failure or refusal to comply with the subpoena, including at the direction or behest of the President or the White House, shall constitute evidence of obstruction of the House’s impeachment inquiry and may be used as an adverse inference against you and the President,” the committees said in a letter to Giuliani last month. The subpoena was issued by the House Intelligence, Oversight, and Foreign Affairs committees. Both ABC News and The…