Libyan fighters battle Islamic State militants for their stronghold of Sirte. Rough cut - subtiltled (no reporter narration).
ROUGH CUT - SUBTITLED (NO REPORTER NARRATION) Libyan forces hope to take back Sirte from Islamic State. These fighters are aligned with a new U.N.-backed government. They have gained ground in the south. Islamic State captured the city last year during Libya's political conflict. Western states hope competing factions will come together to defeat them.