Watch: Passenger train engulfed by flames in Pennsylvania
More than 300 people were safely evacuated after a fire started under the first car of the train.
Watch police on horses chase after suspected drug dealer
Mounted police galloped after a man who fled on foot when officers approached him in Jacksonville, Florida.
How long could the Santorini 'seismic crisis' last?
Scientists say it is unclear how many more earthquakes will come to the idyllic Greek island.
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