Obama administration officials who requested "unmasking" of Michael Flynn revealed
More than three dozen Obama administration officials have been linked to the "unmasking" of Michael Flynn, president Trump's former national security advisor. Former Vice President Joe Biden, who is now Trump's rival for the 2020 presidential election, was among those who requested the unmasking in 2016 and 2017. 2020 campaign reporters Nicole Sganga and Bo Erickson join CBSN's Lana Zak to discuss.