The National | Oct 3, 2012 | 2:58

A mother's plea

This woman's son died in a plane crash and she believes his life could have been saved by a simple, inexpensive change.

Now Playing on CBC Radio Help Refresh

Live audio streams for phones and tablets: Radio One and CBC Music (Radio 2, Radio 3 and more)

CBC Radio One

Listen Live Ottawa change

CBC Radio 2

Listen Live Eastern change

CBC Radio 3

Listen Live Radio 3