The body count is rising. Shaun Lucas found dead. The latest update on this is that he died in his sleep. Refer to the tweets above.
According to a Reddit thread, Shaun Lucas was an activist who served the DNC with an election fraud lawsuit.
The lawsuit seems to be from Miami.
WSJ links to a PDF file. Court papers. On page 3, a Mr. Shawn Lucas is mentioned.
Niko D House is the President of Carolina Students for Bernie Sanders.
Shawn Lucas and Brandon Yoshimura are from One Source Process, Inc. A legal services firm.
Update: Sean has informed me that Shawn Lucas was not an attorney.
Update #2: According to the comments section on Reddit – /r/DNCleaks , Shawn was found unconscious on the floor in the bathroom.