Do you believe it was ethical for the United States to apply restrictions on servicemen and women under “Don’t Ask, Don’t Tell”?

Do you believe it was ethical for the United States to apply restrictions on servicemen and women under “Don’t Ask, Don’t Tell”? Based on this course’s discussion of military ethics and Just War theory, is it ethical for the U.S. military to ban certain Americans from military service? Now that the 1994 National Defense Authorization Act was repealed in September 2011, what are the military readiness and unit morale concerns with regards to allowing homosexuals to serve openly in the military?