so this summer, armed with only a camera, karen rousseau journeyed to the front lines with the elite unit trying to make a difference there. >> it's about 4:15 in the morning in afghanistan's southern kandahar province. the clean touchdown. and quickly nine american agents are out of the helicopter. and across the dusty fields. >> all right, everybody take -- >> with them are 20 afghan police. >> putting out the broadcast, just hold what you've got. >> the team leader, frank tarentino turns to his interpreter. >> okay, this is a police action, put your weapons down. move across, let's go. in your elements, let's go. tell all the people right there to move out of there. [ speaking a foreign language ] >> they are hoping to seize evidence from the compound in which they have been tipped off is corrupt. >> all right, hey, up against the wall. >> this the dea, the american drug enforcement administration. >> all right. get in, get in. >> but when they get inside the men have already fled. leaving their weeping women and children behind. >> relax. relax. [ speaking a foreign language ] >>