Sources: Russians discussed potentially 'derogatory' information about Trump and associates during campaign
By Pamela Brown, Jim Sciutto and Dana Bash, CNN
https://amp.cnn.com/cnn/2017/05/30/p...ion/index.html

In the USG IC the term "derogatory information" means that those that hold it can in fact blackmail you.....

AND should be enough to have a USG security clearance immediately rescinded...