Former US Defense Secretary Donald Rumsfeld approved the document referred to, which is titled "Information Operations Roadmap." The document acknowledges restrictions on targeting domestic audience, but fails to offer any way of limiting the effect PSYOP programs have on domestic audiences. A recent book by Emma L. Briant brings this up to date, detailing the big changes in practice following 9/11 and especially after the Iraq War as US defense adapted to a more fluid media environment and brought in new internet policies.