He said it isn't Trump's assertion, without proof, that his predecessor wiretapped Trump Tower that is of concern, but rather that intelligence officials named the Americans being discussed in intercepted
"[T]he idea that there was intelligence value here is really thin," Woodward said. "It's, again, down the middle, it is not what Trump said, but this could be criminal on the part of people who decided, oh, let's name these people."
He drove the point home, adding that "under the rules, that name is supposed to be blanked out, and so you've got a real serious problem potentially of people in the Obama administration passing around this highly classified gossip."
March 23, 2017
"The Washington Post's Bob Woodward warned... that there are people from the Obama administration who could be facing criminal charges for unmasking the names of Trump transition team members from surveillance of foreign officials."
"During an interview on Fox News, Woodward said that if that information about the unmasking is true, 'it is a gross violation.'"