democratic strategist, i want to start and in school, whhow do w know what we know? we know a lot of why russia were behind it. donald trump however said we don't know, ron, we just don't know. >> well, these two hacking organizations within russians known as apt, 28 and 29 advance persistent threats. when they engage in this type of a pattern, it is obvious of the trade craft that's been used and these hacking groups are using and all the signs were reflected of the successful attempt of the dnc as well as clinton