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Teargas is fired by government troops as they continue their assault against the pro-Islamic State militant group during a clearing operation in Marawi city

Teargas is fired by government troops as they continue their assault against the pro-Islamic State militant group during a clearing operation in Marawi city, southern Philippines, October 18, 2017. REUTERS/Romeo Ranoco TPX IMAGES OF THE DAY

Floods in southern Philippines

Tropical storm triggers floods, killing more than 400 in southern Philippines.