Aug. 3, 2007LOS ANGELESAt a public event in Long Beach Friday morning, police officers accompanying Mayor Antonio Villaraigosa scuffled with reporters asking about the mayor and his girlfriend, Mirthala Salina, who was disciplined Thursday as a result of ethics violations at KVEA-TV, the Telemundo local station in Los Angeles.One of the officers, a port policeman acting as a bodyguard, pushed a female reporter against a shipping container; other reporters at the scene turned to the bodyguard and demanded his name.The reporter who was pushed said she was not injured but claimed she had been mistreated by police.