a camera rolling when a russian airliner crashed and exploded. 50 people killed in 2013 s deadliest crash. oh, my god. oh, it s an accident. reporter: asiana flight kill ed two of the 29 fatal plane crashes around the world last year. but as horrific as these were, 2013 was one of the safest years to fly on record. the safest in fatalities and the second safest in number of crashes. flying, there are a million that you re more likely to die from a fall in the bathtub or a bee sting. and those are actually true. reporter: steven wallace led the faa s accident investigations. flying is still the safest mode of transportation. there were 265 fatalities worldwide last year, a record low. wallace says better technology