Defense Secretary Robert Gates (L) and Chairman of the Joint Chiefs of Staff Adm. Michael Mullen (R) participate in a Senate Armed Services Committee hearing. The committee is reviewing the 'Don't Ask, Don't Tell' policy. (PHOTO CREDIT: GETTY IMAGES) FROM CNN's Jack Cafferty: It could be the biggest shake-up to the military since the integration … Continue reading How would repeal of 'don't ask, don't tell' affect military?