Complex sentence: She began her career in publishing as an editor and reporter for magazines and news services in the United States and overseas, but in the 1990s, she relocated to New York City and learned film-making.
Split into simpler sentences: She began her career in publishing as an editor and reporter for magazines and news services in the United States and overseas. In the late 1990s, she relocated to New York City and learned the craft of film-making.