Former FBI Director James Comey offered his support for the agency's current leaders as Republican members of Congress criticize it for surveillance of Trump campaign officials during the investigation of Russian meddling in the 2016 election.

” All should appreciate the FBI speaking up ,” Comey said Thursday in a tweet.” But take heart: American history shows that, in the long run, weasels and liars never hold the field, so long as good people stand up. Not a lot of schools or streets named for Joe McCarthy .”