ZAMBOANGA CITY: The military has tightened its security in Mindanao provinces following the series of clashes between troops and jihadist groups in the restive region, officials said on Saturday.

The military officials said at least 10 members of the Bangsamoro Islamic Freedom Fighters (BIFF), including a Filipino bomb expert and a foreign jihadist, were allegedly killed in the recent fighting that also left one soldier wounded in Datu Salibo, Maguindanao.