Does the Sinai plane crash mark the start of a global presence for the Islamic State (ISIS).
Russia has ordered the suspension of all flights to Egypt following information that the crash of flight KGL9268 near Sharm el-Sheikh was caused by a bomb.
The UK has grounded all flights to and from Sharm el-Sheikh following intelligence that suggests a bomb may have downed the Russian airliner flight KGL9268 last week.
The Foreign Affairs Committee has warned David Cameron not to push ahead with a vote on launching air strikes against the Islamic State in Syria.
The US will send special forces into Syria to support rebel groups fighting the Islamic State, officials have revealed.