Brother of San Bernardino shooter accused of domestic violence

The L.A. Times reports:

Police in Corona are investigating an allegation of domestic violence by the brother of one of the San Bernardino shooters.

Officers were called to the home of Syed Raheel Farook in the 1700 block of Forum Way about 2:30 p.m. Saturday after the victim, an unidentified woman, reported a domestic disturbance at the residence, said Corona police Sgt. Paul Mercado.

Detectives returned to the home Monday afternoon for follow-up interviews. On Tuesday, they forwarded the case to Riverside County prosecutors for a possible charge of misdemeanor domestic battery, Mercado said.

A spokesman for the Riverside County District Attorney's office confirmed the office is reviewing the case.

Is it genetic?