; or (2) receiving a formal complaint of sexual harassment directly from a member of the armed forces. (c) Duration of investigation To the extent practicable, an investigation under subsection (b) shall be completed not later than 14 days after the date on which the investigation commences. (d) Report on command investigation To the extent practicable, an independent investigator who commences an investigation under subsection (b) shall— (1) submit a final report on the results of the investigation, including any action taken as a result of the investigation, to the officer described in subsection (a) not later than 20 days after the date on which the investigation commenced; or (2) submit a report on the progress made in completing the investigation to the officer described in subsection (a) not later than 20 days after the date on which the investigation commenced and every 14 days thereafter until the investigation is completed and, upon completion of the investigation, then submit a final report on the results of the investigation, including any action taken as a result of the investigation, to that officer. (e) Definitions In this section: (1) The term formal complaint means a complaint that an individual files in writing and attests to the accuracy of the information contained in the complaint. (2) The term independent investigator means a member of the armed forces or employee of the Department of Defense— (A) who is outside the chain of command of the complainant