The US Federal Aviation Administration and aerospace company Boeing have defended their oversight of the 737 Max aircraft, which has been involved in two crashes.
Boeing has unveiled software upgrades and more pilot training, while federal transportation officials promised better scrutiny during testimony on Capitol Hill
Congressional correspondent Harry Horton was at the hearing and reports from Capitol Hill
IN: The FAA
OUT: hen house
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Congressional correspondent Harry Horton was at the hearing and says the FAA plans to significantly change its oversight approach to air safety
IN: The FAA
OUT: months ahead
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Harry Horton reports on what Boeing is doing to improve safety
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OUT: the world
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