Kurdish fighters reportedly advance to within 30 miles of the Islamic State group's stronghold of Raqqa, while pro-Assad forces battle Sunni militants on the Lebanese border.
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?
British Muslim convert Thomas Evans is reported to have died fighting for the Islamist terror group al-Shabaab in Kenya.
The killing near Benghazi of Mokhtar Belmokhtar, al-Qaeda's top man in north Africa, is unlikely to quell the rising jihadi movement in Libya and the surrounding region.
Al-Shabaab militants killed 148 non-Muslim students in the northern Kenyan town of Garissa last month. Jamal Osman finds that a growing number of Christian residents are now fleeing the community.
Police search the home of a suspected gunman who was shot dead in Texas after attacking a controversial event showing caricatures of the prophet Mohammed, organised by an anti-Islamic group.
President Obama apologises to the families of hostages Giovanni Lo Porto and Dr Warren Weinstein, saying he takes "full responsibility" for their deaths during a US counterterrorism operation.
An activist inside Yarmouk camp in Damascus tells Channel 4 News that Islamic State militants have largely withdrawn from the centre of the camp and handed control to other jihadis.