A U.S. Army historian has questioned if this is really the case, as the information in Haney's book was current in the late 1970s and early 1980s, and Delta Force has surely changed its procedures since then.
A U.S. Army historian has questioned the validity of this statement, suggesting that it may not reflect recent developments in Delta Force's procedures, given that Haney's book was last updated in the late 1970s and early 1980s.