Search crews scramble to relocate pings

Brooke talks with CNN Aviation Analyst Mary Schiavo about the search for the elusive "pings".

[Hamadoman]

There is a theory says " time is extending when you go down in ocean.
It means 30 days on the surface equalize a year on the bottom of sea.
So, you have to keep searching until you find the missing plane.

[MRayner]

PING! The sound of CNN looking for increasingly elusive ratings with the _interminable_ missing plane story.