Lon Snowden expressed his disagreement with President Obama's characterization of his son and said he and an attorney will visit Edward in Russia to discuss fighting Edward's espionage charges.
Protesters hoped to send a message to Congress to end the NSA's mass surveillance programs.
Concerns over civil liberties topped protection from terrorism for the first time since Pew Research began polling this question in 2004.
A Redditor posted a video featuring Candidate Obama and President Obama debating each other on government spying and its constitutionality.
Edward Snowden backs the Reddit-organized Fourth Of July march on Washington, D.C., for government transparency. Just a matter of time til his Reddit account comes out, the site's co-founder speculates.
Edward Snowden, 29, told The Guardian he doesn't see himself as a hero. "I don't want to live in a world where there's no privacy and therefore no room for intellectual exploration and creativity."
The Obama administration on Thursday called the collection of millions of Verizon customers' telephone records "a critical tool in protecting the nation from terrorist threats."