Search for AirAsia Flight 8501

Indonesia's President Joko Widodo, right, walks beside AirAsia's CEO Tony Fernandes after meeting with family members of passengers onboard AirAsia flight QZ8501 in Juanda International Airport, Surabaya, Dec. 30, 2014.

Commander of Indonesian Air Force 1st Operational Command Rear Marshall Dwi Putranto, center, shows the airplane parts and a suitcase found floating on the water near the site where AirAsia Flight 8501 disappeared, during a press conference at the airbase

This aerial photo shows piece of objects floating on the waters of Java Sea near Central Kalimantan province, Indonesia, Tuesday, Dec. 30, 2014.

Republic of Singapore Air Force personnel survey the waters during a search and locate operation for the missing AirAsia flight QZ8501 plane at an undisclosed search area, Dec. 30, 2014.

Le chef de la police de Dallas David Brown repart du centre médical de l’université de Baylor après avoir rendu visite aux policiers touchés par balles à Dallas, 8 juillet 2016. Des snipers ont ouvert le feu sur des policiers jeudi soir au cœur de Dallas, tuant quelques-uns des officiers. (AP Photo / Tony Gutierrez)

A relative of AirAsia flight 8501 passengers weeps as she waits for the latest news on the missing jetliner at Juanda International Airport in Surabaya, East Java, Indonesia, Dec. 28, 2014.

A member of the Indonesian National Search and Rescue Agency (BASARNAS) points to a map of a search area during a briefing prior to a search and rescue operation of the missing AirAsia flight 8501, at Pangkal Pinang command post in Sumatra Island, Indonesia, Dec. 29, 2014.

Relatives of passengers onboard AirAsia flight 8501 cry in a waiting area at Juanda International Airport in Surabaya, Indonesia, Dec. 29, 2014.

Members of Indonesia's Marine Police pray on board a search and rescue ship before a search operation for the missing AirAsia flight 8501, at Pangkal Pinang port in Sumatra Island, Indonesia, Dec. 29, 2014.

Relatives of passengers on the AirAsia flight 8501 wait for the latest news on the search for the missing jetliner at Juanda International Airport in Surabaya, East Java, Indonesia, Dec. 29, 2014.