WATSONVILLE POLICE HAVE LAUNCHED AN INDEPENDENT INVESTIGATION AFTER DISCOVERING A VIDEO SHOWING ALLEGED OFFICER BRUTALITY.    THE VIDEO POSTED TO FACEBOOK THIS WEEK SHOWS AN OFFICER RESPONDING TO A REPORT OF A PUBLIC DISTURBANCE ON BRENNAN STREET.    OFFICER LEE KATICH IS SEEN ADDRESSING A MAN IN A WHEELCHAIR WHO IS INTOXICATED AND REFUSING TO LEAVE A BUSINESS.    OFFICER KATICH THEN BEGINS TO HANDCUFF THE MAN, TAKING HIM TO THE GROUND.      THE MAN DETAINED IN THE VIDEO DID NOT REPORT ANY INJURIES.    WATSONVILLE POLICE OFFICERS WILL BEGIN NEW TRAINING FOR HOW TO HANDLE MENTALLY ILL OR CHRONICALLY INTOXICATED INDIVIDUALS IN NOVEMBER.