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Barack Obama will be the first-ever US president to address the African Union on Tuesday, in the culmination of a short tour of the region that has seen him focus on security and human rights. After visiting Kenya, the country of his father's birth, Obama is in the Ethiopian capital, the seat of the pan-African body, where he has already praised the country as a key partner in the war against Al-Qaeda-affiliated Shebab militants in Somalia. "Part of the reasons we've seen this shrinkage of Shebab in East Africa is that we've had our regional teams," Obama said, referring to African Union and Somali government troops.
Cyber security firm Zimperium has warned of a flaw in the world's most popular smartphone Android operating system that lets hackers take control with a text message. "Attackers only need your mobile number, using which they can remotely execute code via a specially crafted media file delivered via MMS (text message)," Zimperium Mobile Security said in a blog post. You will only see the notification." Android code dubbed "Stagefright" was at the heart of the problem, according to Zimperium.