>> IT'S A CLICHE, BUT THE SILENCE IS DEAFENING. FOLLOWING THE UNPRECEDENTED ACTION TAKEN IN OAKLAND BY THE FBI, THE IRS, AND THE POSTAL SERVICE, ABC7 NEWS BROKE THIS STORY WITH OUR LENA HOWLAND, THE FIRST TO REPORT ON THE RAIDS YESTERDAY. >> SHE'S JOINING US LIVE, LIVE FROM THE MAYOR'S HOUSE. LENA >> KUMASI. WE HAVE BEEN TRYING REPEATEDLY TO GET AHOLD OF OAKLAND MAYOR SHANG TAO FOR THREE DAYS, FIRST FOR THE RECALL AND THEN FOR THE FBI RAID OF HER HOME RIGHT HERE BEHIND ME. BUT STILL A RESPONSE. SILENCE FROM OAKLAND MAYOR SHANG TAO'S HOME FRIDAY MORNING, A STARK DIFFERENCE FROM THE FOUR HOURS FBI AGENTS SPENT HERE ON THURSDAY CARRYING OUT BOXES, PLASTIC TUBS AND TRASH BAGS. DESPITE A CAR REGISTERED TO TAO SITTING OUT FRONT, THERE HAS BEEN NO SIGN OF THE MAYOR. >> OUR PUBLIC OFFICIALS ARE ELECTED TO PROTECT AND SERVE OUR COMMUNITIES, TO BE HELD ACCOUNTABLE TO REPRESENT THE INTERESTS OF EVERYDAY CONSTITUENTS. AND YET, LIKE YOU MENTIONED, OUR LEADERSHIP IS NOWHERE TO BE FOUND. AND MORE OFTEN OR SO, DODGING QUESTIONS. >> JENNIFER TRAN IS AN ETHNIC STUDIES PROFESSOR AT CAL STATE EAST BAY. SHE'S ALSO THE PRESIDENT OF THE OAKLAND VIETNAMESE CHAMBER OF COMMERCE AND IS RUNNING FOR CONGRESS. SHE CALLS THIS INVESTIGATION A DISTRACTION FROM OTHER SERIOUS ISSUES IN THE CITY, INCLUDING THE JUNETEENTH SHOOTING AT LAKE MERRITT. 15 PEOPLE WERE SHOT. >> WE ARE AT A POINT WHERE OUR VOTERS, EVERYDAY CONSTITUENTS, I'M AN I'M A RESIDENT AND A NEIGHBOR, AND AS SOMEONE WHO WAS BORN AND RAISED HERE, ARE SICK AND TIRED OF POLITICIANS WHO ARE MORE FOCUSED ON SELF-AGGRANDIZEMENT RATHER THAN SOLVING THE SOLUTIONS, TAKING ACCOUNTABILITY AND STEPPING DOWN IF THEY ARE UNFIT TO LEAD LAW ENFORCEMENT SOURCES TELL ABC SEVEN. >> THIS IS A PUBLIC CORRUPTION CASE WITH THE FBI, IRS AND U.S. POSTAL SERVICE WORKING TOGETHER. AND IT COMES ONLY DAYS AFTER THE EFFORT TO RECALL TAO WAS APPROVED TO BE ON THE NOVEMBER'S BALLOT. >> EXPERTS IN RECALLS AND RESIGNATION, WHICH IS SAYING THAT IT'S GOING TO BE VERY DIFFICULT FOR HER TO REGAIN THE TRUST OF THE PUBLIC, GIVEN THE EROSION OF TRUST LEADING UP TO THIS POINT. IN THE LAST, YEAR AND A HALF. >> THE CITY OF OAKLAND ISSUING A STATEMENT FRIDAY MORNING SAYING UNDER THE CITY CHARTER, THE CITY ADMINISTRATOR IS RESPONSIBLE FOR THE DAY TO DAY ADMINISTRATIVE AND FISCAL OPERATIONS OF THE CITY UNDER THE POLICY GUIDANCE OF THE OFFICE OF THE MAYOR. IN HIS CAPACITY AS CITY ADMINISTRATOR, JUSTIN JOHNSON DIRECTS CITY AGENCIES AND DEPARTMENTS TO ENSURE THE GOALS AND POLICY DIRECTIVES OF THE MAYOR AND CITY COUNCIL ARE IMPLEMENTED. AND KEEP IN MIND, SO FAR, THE FBI HAS ONLY CONFIRMED THAT THEY HAVE CARRIED OUT A COURT, AUTHORIZED LAW ENFORCEMENT ACTIVITY AT THE MAYOR'S HOME. IT'S STILL UNCLEAR WHAT WAS FOUND AT THE FOUR LOCATIONS SEARCHED YESTERDAY. LIVE IN OAKLAND. LENA HOWLAND, ABC SEVEN NEWS. >> LENA, THANK YOU SO MUCH. RAIDS ALSO TOOK PLACE IN A QUIET NEIGHBORHOOD IN THE HILLS OF OAKLAND. THE HOUSE BELONGS TO ANDY DUONG. HE IS LISTED AS DIRECTOR AT CALIFORNIA WASTE SOLUTIONS, A RECYCLING COMPANY THAT SERVES OAKLAND. MEANWHILE, U.S. POSTAL INSPECTORS COLLECTED EVIDENCE AT A NEARBY HOUSE THAT BELONGS TO DAVID DUONG, ANDY'S FATHER, WHO IS LISTED AS THE CEO OF CALIFORNIA WASTE SOLUTIONS. >> THE DUONG'S FAMILY BUSINESS, CALIFORNIA WASTE SOLUTIONS, RELEASED THIS STATEMENT. IT READS CALIFORNIA WASTE SOLUTIONS IS FULLY AWARE THAT FEDERAL AGENTS EXECUTED SEARCH WARRANTS AT A NUMBER OF LOCATIONS IN OAKLAND AND RELATED TO SWEASE. THE COMPANY IS FULLY COOPERATING WITH THE GOVERNMENT'S INVESTIGATION AND IS CONFIDENT THAT GOVERNMENT OFFICIALS WILL CONCLUDE THAT HE WAS NOT INVOLVED IN ANY UNLAWFUL OR IMPROPER ACTIVITIES, AND THIS IS CLEARLY AN ONGOING INVESTIGATION AND WE'RE GOING TO STAY ON IT. >> SO STAY WITH ABC