Aid agencies paid Somalia's al-Shabab militants for access to areas under their control in the 2011 famine, according to a joint report by two think tanks. In many cases al-Shabab insisted on distributing the aid and kept much of it for itself, the report says. Some of the groups are still paying al-Shabab to operate in the large parts of Somalia it still holds, it adds.

The US government estimates that heroin production has sharply declined in Colombia over the past decade, yet the United Nations claims the country remains the primary supplier of the drug for the US market. So which is it? The picture is confusing, beginning with the most recent World Drug Report from the United Nations Office on Drugs and Crime (UNODC). In the report, the UN said Colombia continued to be reported by US officials as the main supplier of heroin to the United States.

Despite impressive changes over the past three years, Myanmar (or Burma) now faces growing insecurity and rising disappointment among citizens that reform has not brought higher standards of living. Interethnic and interreligious unrest now threaten to halt reforms altogether, depress much-needed investment, and could even lead to broader regional tensions.

Al Qaeda is building its most dangerous stronghold ever in the borderlands between Syria and Iraq. Hundreds of new jihadist fighters are flocking to this battlefield in the heartland of the Middle East. And with the civil wars in both countries all but certain to endure for the foreseeable future, the danger from this stronghold is growing.

Members of Mexico's drug cartels are really starting to harness the power of the internet, using it to run positive PR campaigns, post selfies with their pistols, and hunt down targets by tracking their movements on social media. Antoine Nouvet from the SecDev Foundation, a Canadian research organization, has been working with drug policy think-tank the Igarapé Institute on a project called the Open Empowerment Initiative.

China's domestic security chief has blamed a Muslim Uighur separatist group for planning a "violent terrorist incident" this week on Beijing's Tiananmen Square that killed five people and injured dozens of others. Meng Jianzhu, a member of the 25-member Politburo with responsibility for domestic security, said Friday that the incident had been organized by the East Turkestan Islamic Movement. The group is based in the northwestern region of Xinjiang.

When it comes to military-style computer video games, realism sells. In first-person shooter games like the top-selling "Call of Duty" and "Modern Warfare," players are virtual participants in realistic battlefield scenarios inspired by and often based on actual combat situations. But while the onscreen firefights, death, and destruction are not real, the decisions players make in order to "win" the game are another matter.

The Medellin mafia, fragmented through bitter infighting, has called a truce and made an agreement with their rivals the Urabeños, seeking to rebuild the criminal hegemony once enjoyed by the legendary underworld figure known as "Don Berna." However, creating a Berna replica, which relied on strong connections with the country's elite, may prove difficult.