Oh, they most certainly do.
This channel has a LOT of videos of the crash - some are news reports.
https://www.youtube.com/user/johndark899/feed
johndark899
1:26 Minutes
Close Up) Asiana Airlines Boeing 777 Crashes On Landing At San Francisco Airport July 6 2013
https://www.youtube.com/watch?v=M42WusJKHC0
This is Raw video - not a news report - 2:33 minutes
RAW VIDEO of Boeing 777 Crash Site at SFO
http://www.youtube.com/watch?v=5IAXetkiwN0