Senate Permanent Subcommittee on Investigations v. Carl Ferrer

TATEL, Circuit Judge:

Carl Ferrer, Chief Executive Officer of the online advertising website Back-page.com, appeals two district court orders directing him to produce various documents in response to a subpoena issued by the Senate Permanent Subcommittee on Investigations. During the pendency of this appeal, however, Ferrer turned over some of the documents, and the Subcommittee completed its investigation and issued its final report. Given this, and given that the Subcommittee no longer seeks to enforce the subpoena, it argues that the case has become moot. Ferrer responds that the case…