MATT BRADLEY IS FOLLOWING IT ALL FROM BERLIN.
>> Reporter: SHE'S WORKED ALONGSIDE THREE AMERICAN
PRESIDENTS AND TODAY, GERMAN CHANCELLOR ANGELA MERKEL WON HER
FOURTH TERM. IT WASN'T ALWAYS EASY, SHE'S
GUIDED GERMANY THROUGH A GLOBAL FINANCIAL CRISIS, CONFRONTATION
WITH RUSSIA, A SURGE OF REFUGEES, AND NOW, A HOSTILE
AMERICAN PRESIDENT. ANK ANGELA MERKEL AND PARTY
STALE YIELDED A LOT OF GROUND TO THE FAR RIGHT.
IT'LL BE THE FIRST TIME IN 50 YEARS A NATIONALIST, FAR RIGHT
PARTY WILL SIT IN THE GERMAN PARLIAMENT.
UNLIKE MERKEL, THEY'RE ANTI-IMMIGRANT, ANTI-EUROPEAN
UNION, AND ANTI-ISLAM. >> VERY DESTRUCTIVE FORCE.
THEY ARE PROTEST PARTY. >> Reporter: THEY'RE THE KIND OF
CHALLENGE MERKEL HAS