WASHINGTON (Reuters) - WikiLeaks released files on Wednesday of what it said were audio recordings pulled from the emails of the Democratic National Committee that were obtained by hacking its servers.

The latest release, which came in the middle of the Democratic National Convention where Hillary Clinton was officially named the party's presidential nominee, is the second batch in a series that has deeply rattled the party and prompted the organization's chairwoman, Debbie Wasserman Schultz, to step down.

(Reporting by Ginger Gibson and Dustin Volz; Editing by Sandra Maler)