CNN CNN Newsroom March 31, 2014 19:35:00
Things better and the cost factor comes in. we also heard from the faa in 2010 that gps should be on board every airliner in the united states by 2020 and now we are hearing that we are behind schedule and it's only 2014. >> we talked so much about the black boxes and the battery life. there have been changes and some are mandate and this plane didn't have that kind of battery. all that we're learning and all that can change is because of cost. william mcgee, author of how to reclaim our skies, thank you. take a look at this australian ship. it's equipped with the fanciest stuff with the navy....