Some of those arrested in connection with Thursday's deadly attack on a university in the country's east were reportedly trying to flee to neighboring Somalia, where the extremist group is based.
Regulations intended to block money from getting to terrorist groups has led the last bank that handles most money transfers from the United States to Somalia to pull out of the business.
Jeh Johnson, speaking on CNN's State of the Union, said he is taking seriously a video put out by the Somali-based al-Shabab group calling on followers to attack Western shopping malls.
Yusuf Ahmed Abukar covered stories about Somalia's poor and displaced. He was critical of the government and of militants. Then one day he got a text message that said someone was coming for him.
President Obama says the strategy the U.S. would pursue against the Islamic State would be similar to how it targets al-Qaida affiliates in Yemen and Somalia. But both countries are deeply unstable.
A Kenyan intelligence official says that the "high-value terrorist leader" whose residence was targeted in a Navy SEAL raid was the senior al-Shabab leader Abdikadir Mohamed Abdikadir, alias Ikrima. Ikrima is a Kenyan of Somali descent who boasts connections to both al-Shabab in Somalia and to a Kenyan jihadist group called al-Hijra.
Somalia now has the dubious distinction of having the worst polio outbreak in the world. The country had been polio-free since 2007. If this outbreak gains a foothold, health workers fear it could spread into the Middle East.
The world is closer than ever to wiping out polio. But a growing outbreak in the Horn of Africa has health workers worried that the virus could spread to surrounding regions. Thirty-one kids have been paralyzed by the poliovirus in the past two months, and the number is expected to rise.