Authorities investigate the site of a hot air balloon accident in Maxwell, Texas, on Saturday. All 16 people aboard the hot air balloon died after it hit tall, high-voltage power lines.
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Emergency workers search for injured passengers after an Amtrak train carrying more than 230 people from Washington, D.C., to New York derailed in Philadelphia in May 2015.
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Investigators onboard the USNS Apache retrieved the tow pinger that was used to look for El Faro's voyage data recorder on Oct. 24. Although the wreckage of the ship has been found, the recorder is still missing.
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A car driven by a 19-year-old man crashed into a tree in Bates Township, Mich., in April. The Iron County Sheriff's Department said investigators believed the driver, who survived the crash, was drunk and speeding.
Pieces of damaged electrode coils from a battery cell that resulted in a fire aboard a Japan Airlines Boeing 787 Dreamliner airplane at Logan International Airport in Boston.
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