In this file photo taken on October 19, 2016 Former New York City mayor Rudy Giuliani (C) arrives for the final presidential debate at the Thomas & Mack Center on the campus of the University of Las Vegas in Las Vegas, Nevada. Former New York mayor Rudy Giuliani is joining President Donald Trump's personal legal team, Trump lawyer Jay Sekulow announced on April 19, 2018. AFP / Robyn BECK