
“While the investigation is still ongoing we cannot say categorically why the Russian jet crashed,” Prime Minister David Cameron’s office said in a statement.
“But as more information has come to light we have become concerned that the plane may well have been brought down by an explosive device,” it added.
As a precautionary measure, the government has decided that flights due to leave Sharm for Britain on Wednesday evening will be delayed to allow time for a team of UK aviation experts, currently travelling to Sharm, to make an assessment of the security arrangements in place at the airport.


