In my 2019 book, "Unmasking Obama," I focus the spotlight on those intrepid investigators who are doing the work that mainstream journalists are paid to but don't. One unsung investigator who deserves more attention is Ty Clevenger, a self-described, "Ex-cop, ex-journalist, disgruntled lawyer, muckraking blogger (http://LawFlog.com), and cheerful optimist. (OK, maybe that last one is…