Joseph DiGenova, a conservative attorney who previously represented President Trump's campaign when it challenged the results of the 2020 election, is being tapped by the U.S. Justice Department to lead an ongoing criminal investigation into former CIA Director John Brennan, a Justice Department official said on Saturday. DiGenova, who will oversee the probe from the Southern District of Florida, is joining the team just days after Maria Medetis Long was removed from the case , CBS News