She was in an area the foreign office advised against travel. And she settled in Israel which makes her passport one of convenience. If anything it reignites the debate on whether British passport holders should be allowed to also be citizens of another state.
Israeli ambassador to U.K.: Elements of left 'in denial' about 'disease' of anti-Semitism (Haaretz)
from the article: Body of U.S. tourist found near Jerusalem; police suspect terror attack