function onPlayerReadyVidible(e){'undefined'!=typeof HPTrack&&HPTrack.Vid.Vidible_track(e)}!function(e,i){if(e.vdb_Player){if('object'==typeof commercial_video){var a='',o='m.fwsitesection='+commercial_video.site_and_category;if(a+=o,commercial_video['package']){var c='&m.fwkeyvalues=sponsorship%3D'+commercial_video['package'];a+=c}e.setAttribute('vdb_params',a)}i(e.vdb_Player)}else{var t=arguments.callee;setTimeout(function(){t(e,i)},0)}}(document.getElementById('vidible_1'),onPlayerReadyVidible); One of the year’s documentary highlights is “City of Ghosts,” a portrait of brave Syrian activists who banded together in 2014 to curb ISIS’ invasion of their homeland. The Huffington Post has an exclusive clip that dissects ISIS’ cunning recruitment tactics. “City of Ghosts” is the latest from Matthew Heineman, whose shocking vérité movie “Cartel Land” earned an Oscar nomination for Best Documentary Feature.