President Donald Trump’s lawyer Rudy Giuliani said Sunday he won’t be part of the president’s impeachment defense team. Giuliani said the reason is because he gave a speech at The Ellipse in Washington Jan. 6. “I am a witness and therefore unable to participate in court or Senate chamber,” he told ABC News. Trump was impeached last week over allegations he incited the storming of the U.S. Capitol. The beginnings of the breach were unfolding as he spoke about two miles away at The Ellipse, a park in downtown D.C. Giuliani, who hasn’t responded to requests for comment, had claimed Friday that he was “involved” with preparing Trump’s defense. But a campaign spokesman said Trump “has not yet made a determination as to which lawyer or law firm will represent him.” The House Judiciary Committee announced last week it retained layers Barry Berke and Joshua Matz to support the impeachment …