If this was Ed Gillespie's yearbook, it would have been plastered all over the front page of The Washington Post every day for a week sometime in October 2017.
Gillespie's opposition research guy should never have a job on a Republican campaign ever again.
How do you know they didn't find it? Perhaps it was Gillespie's decision not to use it. Gotta take the "high road" don'cha know?