Russian Hack of the DNC
Amazingly enough, the preponderance of the evidence points to Russia as the source of the DNC leak. I was going to summarize the evidence, but Thomas Rid did a great job here. Much of that is based on June’s forensic analysis by Crowdstrike, which I wrote about here. More analysis here.
Jack Goldsmith discusses the political implications.
The FBI is investigating. It’s not unreasonable to expect the NSA has some additional intelligence on this attack, similarly to what they had on the North Korea attack on Sony.
EDITED TO ADD (7/27): More on the FBI’s investigation. Another summary of the evidence pointing to Russia.