NTSB locates black box in deadly Philadelphia air ambulance crash
NTSB investigators say they have located the data and voice recorder of the air ambulance that crashed in Philadelphia, killing six people aboard and one person on the ground. Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G Watch 24/7 coverage of breaking news and live events on ABC News Live: https://www.youtube.com/watch ...
