NIAMEY — At least 23 people were killed in fighting between Boko Haram militants and the Niger army over the island of Karamga, on the Niger side of Lake Chad, a Niger army report showed on Saturday. Militants attacked the island late on Friday and heavy clashes continued until Boko Haram fighters were eventually repelled on Saturday morning, Niger security sources said. Seven Niger soldiers and a civilian were killed while 15 Boko Haram militants died, the report said. — Reuters