Here:

https://www.pennlive.com/politics/2014/08/lebanon_candidates_russ_diamon.html

https://billypenn.com/2018/09/28/a-debate-over-whether-or-not-we-trust-women-as-pa-house-passes-domestic-violence-bill/ (scroll down a bit and click on the links)

https://www.sayanythingblog.com/entry/bizarre-videos-put-diamond-on-defensive-as-election-day-nears/

Not part of the above, as an aside, Diamond's grandfather fired a shotgun at close range at state troopers. He missed. They did not fire back.