Sinai Province, an extremist group affiliated with Islamic State militants, claims to have launched a rocket at an Egyptian naval vessel in the Mediterranean, setting it ablaze.
Petals fall from the dome of St Paul's cathedral during a minute's silence to remember the victims of the 7/7 bombings, on the tenth anniversary of the terror attack.
Just before a bomb went off on his No.30 bus on 7 July 2005, George Psaradakis had advised passengers to alight and walk because of traffic. "I wish all of them had got off," he tells Channel 4 News.
Boko Haram militants are suspected of marking 100 days since Nigeria's election with two bloody attacks that kill 44 people in the Nigerian city of Jos, capital of the Plateau state.
A major counter-terrorism exercise is taking place in the UK capital today, as we approach the 10th anniversary of the London bombings in which 52 people died. What has changed since 2005?
The British death toll in the Tunisian beach massacre is expected to double to at least 30, sources say, as David Cameron pledges a "full spectrum" response to terrorism.
Five Britons were among 37 killed in a gun attack at Sousse, a Tunisian tourist resort, Foreign Secretary Philip Hammond has said, warning that a "high proportion" of the casualties could be British.