But before Friday , searchers had n't reported detecting any possible pings from the locator beacons on the flight recorders , which are popularly known as black boxes . An Indonesian naval vessel detected the wreckage , the country 's military chief says . The tail of the AirAsia Flight QZ8501 was recovered later .
An Indonesian naval vessel detected the wreckage , the country 's military chief says . The tail of the AirAsia Flight QZ8501 was recovered later .