Obama-era Attorney General Eric Holder said Thursday he is "concerned" that some of the sentences being brought against defendants in the Jan. 6 Capitol insurrection are not high enough. While speaking with Wolf Blitzer at CNN's Citizen Conference, Holder was asked if he believed federal authorities are being aggressive enough towards the rioters. "I do think that the Department of Justice is doing a good job. This is a resource-intense issue. You know, I guess there have been I guess 400 people or so charged at this point, potentially more," Holder said. "Anybody who participated in that coup attempt on...