Heat, humidity and a full moon are factors in FayetteNam.
Only way for 3 people to keep a secret is if two of em are dead........
Shannons "wife" being alive says he wasn't one of the three suspect soldiers IMHO. If he was involved with the investigation in any manner then one of the three "suspects" is still suspect. Or last but not least the wife or someone who just didn't want the guy breathing anymore took advantage of current events to muddy up the investigative waters per se........
Just my view from a 100 miles away on the Lazy Boy recliner of course :o) Yeah that's my alibi !
Stay Safe !
A few SF guys coming back from Afghan and discovering what their wives have been up to while they were gone?