Harun Maruf Pushed out of its former strongholds, militant group al-Shabab has been moving lots of men and equipment into southern Somalia, especially Lower Juba and Gedo, the two regions that border Kenya. Analysts say this is one area where the Islamist group can still project its power and put pressure on authorities. In the early hours of Tuesday, heavily armed al-Shabab militants entered tents in a village just outside of Mandera, Kenya and killed 36 quarry workers. Ten days earlier, the group executed 28 people in nearby Arabia village. The attacks led Kenyan President Uhuru Kenyatta to...