>> I CAN ALSO TELL YOU THAT ANYTIME AN NYPD OFFICER DISCHARGES THEIR FIREARM, THE DEPARTMENT DOES A USE OF FORCE INVESTIGATION TO DETERMINE IF IT WAS NECESSARY. >> THE SHOOTING HAPPENED JUST A HALF HOUR AFTER THE NEW INTERIM POLICE COMMISSIONER WAS SWORN IN. ALECIA REID HAS MORE ON THAT FROM HEADQUARTERS IN MANHATTAN. >> CONGRATULATIONS. >> Reporter: MOMENTS AFTER INTERIM POLICE COMMISSIONER THOMAS DONLON WAS SWORN IN FRIDAY EVENING, HE SAT WITH NYPD CHIEFS AND EXECUTIVES IN THE INTELLIGENCE AND COUNTERTERRORISM TEAM UPDATED HIM ON THE THREAT ASSESSMENT FOR NEW YORK CITY. WITH A LAW-ENFORCEMENT CAREER SPANNING 50 YEARS, THE NYPD SAYS DONLON'S FOCUS WILL BE ON IMPROVING COMMUNITY ENGAGEMENT AND ENHANCING PUBLIC SAFETY. THE VETERAN STAFFERS FIRST TWEET AS THE INTERIM COMMISSIONER WAS TO ALERT THE PUBLIC THAT ANYTHING POSTED ON THAT X ACCOUNT AS OF SEPTEMBER 13th SHOULD BE ATTRIBUTED TO HIM. ANYTHING PRIOR IS CONNECTED TO HIS PREDECESSOR, EDWARD CABAN , WHO RESIGNED AMIDST A FEDERAL CORRUPTION PROBE. THE ALLEGATIONS ALSO INCLUDE HIS TWIN BROTHER, JAMES. FEDERAL AGENTS SEIZED ELECTRONIC DEVICES FROM OTHERS IN THE ADAMS ADMINISTRATION INCLUDING DEPUTY MAYOR SHEENA WRIGHT, PHILIP BANKS AND HIS BROTHER, SCHOOL CHANCELLOR DAVID BANKS. BANKS TOLD POLITICAL REPORTER MARCIA KRAMER ON THE POINT THAT OFFICERS CAME KNOCKING THE DAY BEFORE SCHOOL STARTED. >> I THINK ANYTIME ANYBODY WAKES UP AT 5:30 IN THE MORNING TO HAVE FBI AGENTS COME TO YOUR HOUSE, YOU DON'T COUNT THAT AS A GOOD WAY TO START THE DAY. >> THE INTERIM POLICE COMMISSIONER'S OFFICE IS ON THE 14th FLOOR HERE AT POLICE HEADQUARTERS. THIS WAS AN INFORMAL CEREMONY. A LARGER EVENT WILL BE PLANNED FOR A LATER DATE.