News headlines today: Feb. 18, 2019 Video

Now Playing: News headlines today: Feb. 18, 2019
Now Playing: News headlines today: Feb. 13, 2019
Now Playing: American woman claims she was brainwashed by ISIS
Now Playing: Karl Lagerfeld dies in Paris
Now Playing: News headlines today: Feb. 18, 2019
Now Playing: US mother calls move to Syria, marrying ISIS fighters a ‘mistake’
Now Playing: The Venice Carnival, Nigerian elections, anniversary of Libya’s revolution
Now Playing: Firefighters make daring rescue
Now Playing: Woman saved after getting trapped in mud
Now Playing: ISIS’ last stand in Syria
Now Playing: Across the pond: ISIS brides, UK lawmakers and Facebook
Now Playing: Trump tweets that ISIS ‘is ready to fall’
Now Playing: Cat welcomes passengers to train station
Now Playing: Women and children flee Syria
Now Playing: Gondolas wind through Venice for carnival
Now Playing: ISIS forces now cornered in Syria
Now Playing: Sediment floods Great Barrier Reef
Now Playing: Pope Francis is expelling the former archbishop of Washington, DC
Now Playing: World View: Inside a Syrian refugee camp, tensions rise in Venezuela and more
Now Playing: Vice President on last leg of Poland trip, visits Auschwitz concentration camp