Former President Bill Clinton and former Secretary of State Hillary Clinton say they will refuse to comply with a congressional subpoena for them to testify in an investigation into Jeffrey Epstein.The Clintons are slamming a Republican-controlled committee’s attempts as “legally invalid” as GOP lawmakers prepare contempt of Congress proceedings against them. In a letter released on social media Tuesday, the Clinton’s tell the chair of the House Oversight Committee, Republican Rep. James Comer, he’s on the cusp of a process “literally designed to result in our imprisonment.”For all the latest headlines, follow our Google News channel online or via the app.Comer says he’ll begin contempt of Congress proceedings next week. It potentially starts a complicated and politically messy process that Congress has rarely reached for.“No one’s accusing the Clintons of any wrongdoing. We just have questions," Comer told reporters after Bill Clinton did not show up for a scheduled deposition at