Investigators and first responders work near the wreckage of Amtrak Northeast Regional Train 188, which derailed May 13, 2015, in north Philadelphia. Eight people were killed and hundreds injured in the crash.
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Victoria Thomas' backyard was overrun with rats a few years ago. She tried everything from trenching and underground fencing to poison traps but nothing worked — until she got three feral cats.
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Passengers wait to check in at Chicago's O'Hare International Airport in June 2015. TSA screenings at U.S. airports are beyond ticket counters, baggage claim and other heavily trafficked areas. After terrorist bombings at the Brussels airport targeted those areas, U.S. officials are reconsidering how to keep them safe.
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