Should Israel be concerned about terrorist threats from Sinai?

3 Egyptian officers and 5 soldiers were killed in a mysterious explosion in Sinai

At least four killed in clash in Egypt's Sinai

BREAKING: Egyptian army attacked in Sinai: Officer killed and 6 soldiers injured

ARAB PRESS: ISIS says it carried deadly attack in Egypt Suez Canal city of Ismailia

BREAKING NOW: ISIS attacking Egyptian positions in the Sinai

ISIS attack in north Sinai: 4 dead, including the commander of an Egyptian commando battalion

ISIS Sinai commander and his deputy were killed by Egypt

VIEWER WARNING: Egyptian troops killing prisoners

Egyptian army kills ISIS mastermind

Is there a danger to Israelis in Sinai?

Egypt attacks ISIS near Rafiach [VIDEO]

A trained Caucasian sniper killed in Sinai by Egyptian army

The Egyptian army kills 10 terrorists in Sinai

Details of the ISIS terrorist attack in Sinai

BREAKING NOW!!! Egypt "foils" terror attack east of Suez Canal

Israeli Air Strike in Sinai Kill ISIS Commander?

Al-Jadid newspaper: An Israeli military delegation recently visited Egypt

This is what ISIS - Sinai says about the "Jews' UAVs"

ISIS in Sinai once again sends a painful reminder to Egypt