Material for you to add:
"After examining metadata from the "Guccifer 2.0" July 5, 2016 intrusion into the DNC server, independent cyber investigators have concluded that an insider copied DNC data onto an external storage device," the group, who counts among its members William Binney, a former
NSA analyst turned whistleblower,
wrote in a letter it sent to President Trump. "Key among the findings ...
is the conclusion that the DNC data was copied onto a storage device at a speed that far exceeds an Internet capability for a remote hack. Of equal importance, the forensics show that the copying was performed on the East coast of the US"