CNN CNN Newsroom December 2, 2013 20:35:00
Here. therefore, how far do you go for safety? that's a very subjective opinion. >> what about when you look at operators of mass transit. you think of buses, trains in this instance, versus say a pilot, and you sort of do a comparison of the standards that both are required to meet. can you just -- what are the similarities, and what are the differences? the biggest, in your opinion? >> well, there's -- well, there are several similarities between airlines and trains, but not with buses. one is that in 2008, there was a major accident between metro link and u.p. in california. as a result of ...
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