This image released by the Prime Minister's office shows the tail of a Metrojet plane that crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, third right, along with military and government officials, tour the site where a passenger plane crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

Egyptian army with police and rescue crew transfer bodies of victims of a plane crash, from a civil police helicopter to an ambulance at Kabrit airport in Suez, east of Cairo, Egypt, October 31, 2015 (Reuters)

An Egyptian soldier asks the media to back off as rescue crews transfer the bodies of victims after a plane crashed in Sinai, from a civil police helicopter to an ambulance at Kabrit airport in Suez, east of Cairo, Egypt, October 31, 2015 (Reuters)

Police officers direct ambulances with bodies of Russian plane crash victims outside Zeinhom morgue in Cairo, Egypt, Saturday, Oct. 31, 2015 (AP)

Police open the way for ambulances carrying the bodies of passengers of a Russian airliner which crashed in Sinai, into a morgue in Cairo, Egypt, October 31, 2015 (Reuters)

An Egyptian ambulance arrives near Kabrit military airport where bodies from the crash of a Russian aircraft carrying 217 passengers and 7 crew members over the Sinai peninsula are being sent, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)

Egyptian emergency workers unload bodies of victims from the crash of a Russian aircraft carrying 217 passengers and 7 crew members over the Sinai peninsula from a police helicopter to ambulances at Kabrit airport in Suez, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, right, looks at the remains of a crashed passenger jet in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, third right, along with military and government officials, visit the site where a passenger plane crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, right, looks at the remains of a crashed passenger jet in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, left, along with military and government officials, visit the site where a passenger plane crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, third right, along with military and government officials, visit the site where a passenger plane crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

In this image released by the Prime Minister's office, Sherif Ismail, third right, examines the flight data recorder inspected by officials at the site where a passenger plane crashed in Hassana Egypt, Friday, Oct. 31, 2015 (AP)

Egypt's Prime Minister Sherif Ismail looks at the remains of a plane crash at the desert in central Sinai near El Arish city, north Egypt, October 31, 2015 (Reuters)

Egyptian emergency workers unload bodies of victims from the crash of a Russian aircraft over the Sinai peninsula from a police helicopter to ambulances at Kabrit military airport, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)

Ambulances line up as emergency workers unload bodies of victims from the crash of a Russian aircraft over the Sinai peninsula at the Kabrit military airport, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)

Villagers of Kabrit watch an ambulance as it prepares to unload bodies of victims from the crash of a Russian aircraft over the Sinai peninsula, near Kabrit military airport, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)

An Egyptian military Apache helicopter watches the site over Kabrit military airport, some 20 miles north of Suez, Egypt, Saturday, Oct. 31, 2015 (AP)