AM JEFF VAUGHN.
LEYNA: I AM LEYNA NGUYEN, U.S.
MILITARY IS UNLEASHED BOLDEST
STRIKE YET ON ISIS, PENTAGON
SAID THAT AMERICAN FORCES IN
AFGHANISTAN DROPPED MILITARY'S
LARGEST ON NONNUCLEAR BOMB ON AN
ISIS TARGET IN AFGHANISTAN.
JEFF: KCAL9'S POLITICAL REPORTER
DAVE BRYAN WITH NEW DETAILS
ABOUT THE STRIKE.
REPORTER: IT WAS A BOMB WITH A
MESSAGE TO NORTH KOREA MAYBE?
AND SOME OTHERS AS WELL.
FACT OF MATTER, IT WAS DROPPED
IN SUCH A REMOTE CORNER OF
AFGHANISTAN, IT HARD TO TELL YET
WHETHER THE BOMB DID MUCH DAMAGE
TO ISIS, THE 30 FOOT LONG BOMB
HAD NEVER BEEN USED IN COMBAT
BEFORE, BUT NOW PART OF A
CAMPAIGN TO REACH UNDERGROUND TO
TUNNELS AND CAVES USED BY ISIS
FIGHTERS IT CERTAINLY SIGNIFIED
THERE IS A NEW BOSS IN
WASHINGTON WHO IS NOT AFRAID TO
USE MILITARY MIGHT.
FOR SECOND TIME IN A WEEK TRUMP
ADMINISTRATION LAUNCHED A
MILITARY STRIKE WITH A MESSAGE.
WE'RE SO PROUD OF OUR
MILITARY.
THIS WAS A VERY SUCCESSFUL
MISSION.
REPORTER: AT 7 P.M.,ED U.S.
MILITARY DROPPED THE MOTHER OF
ALL BOMBS ON AN ISIS CAVE
COMPLEX IN AFGHAN PROVINCE, THE
GPS GUIDED BOMB IS AMERICA'S
LARGEST
WE TARGETED A SYSTEM OF
TUNNELS AND CAVES THAT ISIS
FIGHTER USED TO MOVE AROUND
FREELY.
MAKING IT EASIER FOR THEM TO
TARGET U.S. MILLTARY ADVISERS,
AND AFGHAN FORCES IN THE AREA.
REPORTER: WHITE HOUSE SAID THAT
MILITARY TOOK ALL NECESSARY
PRECAUTIONS TO PREVENT CIVILIAN
CASUALTIES AND IS ASSESSING THE
DAMAGE, PRESIDENT TRUMP
SIDESTEP
REPORTER: THIS IS FIRST TIME
THIS BOMB HAS BEEN USED TO
BATTLE FEEL, IT WAS DEVELOPED
DURING THE IRAQ WAR.
DEFEATING ISIS HE SAID THIS.
I WOULD BOMB T THE [ BLEEP ]
OUT OF THEM.
THE MASSIVE BOMB, MOAB SET
OFF AN INTEND PRESSURE WAIVE WAVE THAT
WOULD HAVE CRUSHED UNDERGROUND
CAVES AND TUNNELED USED BY ISIS
AND SEP A MUSHROOMING CLOUD HIGH
IN THE SKY.
YOU USE THIS KIND OF WEAPON
SYSTEM, THAT DESTROYS VIRTUALLY
YOU KNOW 5 SQUARE MILES WITHOUT
RECOURSE, WITH CONSIDERABLE
COLLATERAL DAMAGE.
REPORTER: PENTAGON OFFICIAL
STHAIS THIS STRIKE HAS BEEN IN
THE WORK FOR MONTHS, AND BOMB
WAS MOVED INTO AFGHANISTAN
DURING OBAMA ADMINISTRATION, THE
BOMB IS SO HUGE EVEN DROPPING IT
CAN BE A CHALLENGE SEEN IN THIS
2003 TEST VIDEO WHERE THE BOMB
ON A SLED IS PULLED OUT OF CARGO
BAY BY A PARACHUTE, THE SLED
DETACHES.
BUT WHETHER ASKED IF THE BOMB
ALSO SENDS A MESSAGE TO NORTH
KOREA, PRESIDENT TRUMP SAID IT
DOES NOT MATTER.
I DON'T KNOW IF IT SENDS A
MESSAGE, IT DOESN'T MAKE A
DIFFERENCE, NORTH KOREA IS A
PROBLEM.
THE PROBLEM WILL BE TAKEN CARE
OF.
REPORTER: IN A PHONE INTERVIEW
THURSDAY FROM WASHINGTON, A
LEADING EXPERT ON DEFENSE AND
INTELLIGENCE POLICY SAID THAT
MESSAGE COULD INFLAME NORTH
KOREA.
IF I WAS KIM JONG-UN, AND
NORTH KOREA, I WOULD BE WORRIED.
THAT PRESIDENT TRUMP IS HANDY
CAN FIRE POWER IN A WAY THAT
BARACK OBAMA WAS RELUCTANT TO
BE, KIM JONG-UN IS NOT SOMEBODY
WHO WILL BACK DOWN.
AND IF WE GET INTO A TIT-FOR-TAT
WITH NORTH KOREA, WE MAY NOT
LIKE THE FINAL OUTCOME.
REPORTER: THERE WAS NEWS OF A
U.S. BOMBING STRIKE AGAINST ISIS
RELATED GROUPS IN SYRIA TUESDAY,
PENTAGON REPORTED 18 SYRIAN
FIGHTERS WITH GROUPS FIGHTING ON
SAME SIDE AS U.S., WERE KILLED
IN THE AMERICAN BOMBING.
THAT WAS IN AN AREA WHY SYRIAN
FIGHTERS LED BY AMERICAN
ADVISERS ARE FIGHTING ISIS
GROUPS.
IT IS COMING FROM EVERY
DIRECTION NOW.
LEYNA: TO THAT HUGE BOMB, THE
DAMAGE IT COULD DO.
REPORTER: 30 FEET LONG.
LEYNA: INCREDIBLE, WHAT KIND OF
IMPACT DO YOU THINK THAT COULD
HAVE ON LARGER ISSUE INNS MIDDLE IN THE
MIDDLE EAST MAYBE NORTH KOREA.
REPORTER: THERE IS NO MUCH GOING
ON, IT WAS A BOMB WITH A MESSAGE
TO ISIS, PERHAPS NORTH KOREA AS
WELL, BUT THIS APPROACH CARRIES
MORE RISK OF TRIGGERING A LARGER
BATTLE, IT MUST
THAT NOTIFIED, NORTH KOREA,
SYRIA AND RUSSIA THAT U.S. IS
WILLING TO USE ITS MILITARY
POWER BUT NOT IN A WAY TO PUSH
THESE COUNTRY TO PUSH BACK WITH
THEIR OWN MILITARY.
IT IS A DELICATE PROCESS, NOT
NECESSARILY EASY TO STRIKE THE