BY SERGIO CHAPA THE BROWNSVILLE HERALD When police officers respond to a domestic disturbance call, they go out in pairs or some times in threes or fours for a reason. Police and family violence experts said a number of factors — such as drugs, alcohol, a history of violence — make domestic distur bances the most dangerous calls responded to by officers. Most local agencies require the presence of at least two officers to a domestic disturbance call, but often ask for more officers if a resi dence has a history of violence. Following an Oct. 4 incident, in which a Harlingen man allegedly set his house and a police officer on fire, many law local enforce ment agencies feel those long-standing poli cies are justified. “It only reaffirms the rules that are already in place,” said Brownsville Detective Sgt. Rolando Avitia. “At any given time, a domestic PLEASE SEE POLICE, A11