This amateur video footage shows the moment an Asiana Airlines flight crash landed in San Francisco.
Fred Hayes was watching planes land at the airport when the Boeing 777 made its descent.
He can be heard on the video remarking, "Look at that one - look at how his nose is up in the air", before the aircraft crashes.
More top news
NASA's Dawn probe is preparing to make an historic rendezvous with the dwarf planet Ceres.
A US Twitter study has found that there are almost 50,000 active pro-Islamic State accounts, but say the number could be as high as 90,000.
In its first test, the 30-kilowatt military laser burned through a truck's engine in a matter of seconds.