Sometimes I swear there are people who post on FR and their job is to discredit it.
Let’s see if you are able to “discredit” these:
http://www.conservapedia.com/Homosexual_Couples_and_Domestic_Violence
http://www.familyresearchinst.org/2009/02/violence-and-homosexuality/
https://www.advocate.com/crime/2014/09/04/2-studies-prove-domestic-violence-lgbt-issue