Two people have been killed and more than 23 were injured in two explosions at Coply Square, Boston, just as runners were coming to the finish of the Boston Marathon.
Pressure is growing on the EU to blacklist Hezbollah as a terrorist organisation after a probe concluded that the Shiite group was behind the 2012 bus bomb attack in Bulgaria against Israeli tourists. But with the organisation so entrenched in Lebanese society, what effect would this have on the country?
How useful is data mining software such as defence contractor Raytheon’s RIOT in predicting future crimes or acts of terrorism by analysing huge datasets from social media service such as Facebook, Twitter, and Foursquare?
Mali has been described as a “den of drug trafficking, extremism and criminality” with several research groups reporting that traffickers have linked up with extremist groups in the Sahel region, who use the profits to purchase weapons and fund radical activities.
The US embassy in Ankara, Turkey has been hit in a suspected suicide attack killing the bomber and a security guard with another person rushed to hospital.