Expo-Facto?
Every investigation starts as a work in theory, discard what doesn't fit and affix those that do, refine and compare with the evidence collected,. More elements will surface until the story becomes clear and understandable. Its a foundation we can start building on, thanq Anon.
Correct, he wants to go back to what he loved doing, being US District Attorney. Back to putting bad guys behind bars, he had a solid successful conviction rate.