11.   During his two-day stay, Cohen is expected to visit a site in northern Vietnam where U.S. and Vietnamese forensics specialists are attempting to recover remains.

12.   Myers said he did not know if the team now at the site included forensics specialists who could help determine who was killed.

13.   Some human remains were found, but U.S. forensics specialists plan to return to the site next summer for a full-scale excavation.