CNBC update: Airstrikes on ISIS video

12:30 PM ET Tue, 17 May 2016

The National Transportation Safety Board held a hearing to announce the probable cause of last year's Amtrak train crash in Philly; the U.S. has eased some sanctions on Myanmar; and the Defense Department released video showing airstrikes on ISIS targets in Iraq and Syria in April, reports CNBC's Sharon Epperson.