Camouflage-clad gunmen opened fire at a crowded concert hall on the outskirts of Moscow, killing at least 62 people and wounding more than 100 others.
MoreNearly three years after U.S.-backed forces in Syria seized the last remaining territory held by Islamic State’s self-declared caliphate, members of the global coalition charged with eradicating the terror group warn their task is not getting any easier.
MoreDespite lingering concerns among some officials in Washington that Afghanistan is on its way to once again becoming a terrorist haven, recent U.S. defense and intelligence assessments seem to indicate that at least for now, groups like Islamic State and al-Qaida are not ready to use the country as a launch pad for attacks against
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