Underwater vehicles to be put to the test in search for Flight 370

Officials are zeroing in on what may be the missing malaysian airliner and have cut the size of the search zone after officials identified two more sets of pings that may be coming from Flight 370's black boxes.

With the latest developments - searchers could be just days away from taking the hunt to the next level with an underwater drone.

Our Rosa Flores has a first look at what the search may look like.