the free burma rangers were originally founded by an american missionary. but their members are buddhists, christians, muslims. a diverse army of accountability seeking to record human rights of violations by the national army. this january the rangers traveled deep into the state with the chinese army. and here, they went to the site of a burmese army attack last year. after a grueling three-day trek that covers 60 miles, they finally arrived in the outskirts. they meet one of the few villagers to return home. last year, the free burma rangers dug up a mass grave here and found his son's bold. he had been tortured and killed along with six others when he insisted on staying it in the village to care for his livestock. the rangers took him to his son's grave. all they can do is offer comfort and report his story. in the hope that one day the old man will see justice. the next day... >> we have the pictures to the intelligence community. >> he reports on another loss of two of their own. three burma rangers killed in a mortar attack by the burmese army. >> in

last year the free burma rangers dug up a grave and found his son's body.red and killed along with six others when he insisted on staying in the village to care for his livestock. he blames himself for allowing his son, deaf and unable to speak, to stay. the rangers take him to visit his son adds grave. >> all they can do is offer comfort and record his story in the hope that one day the old man will see justice. now the mission enters a final stage. near the village, they receive urgent news. the rangers are told the burmese army is forcing villages to build an access road to their camp. they develop a plan. get as close as possible. film it and get out. the burmese army has been accused of forcing the villages to twork death. -- work to death. they are full of bravado. >> this is mine. i feel nothing. >> reporter: a short while later, he is on edge. the rangers creep within a few hundred yards of the camp. >> they take the security. maybe they should. they film a grow of villages worked under the eye of a burmese army guard. they film as long as they can.

last year, the free burma rangers dug up a mass grave here and found his son's body. he had been tortured and killed along with six others. when he insists on staying in the village to care for his livestock. he blames himself for allowing his son, who was deaf and unable to speak to stay. >> the rangers take him to visit his son's grave. >> all they can do is offer comfort and record his story. in the hope that one day the old man will see justice. now the mission enters its final and most dangerous phase. >> while near the village they receive urgent news. the rangers are told that the burmese army is forcing villagers to build an access road to their camp. they quickly develop a plan, get as close as possible, film the forced labor and get out. the burmese army has been accused of forcing civilian to his work, sometimes to death. he is full of bravado. >> but a short while later he's on edge. >> the rangers creep within a few hundred yards of the camp. camp. >> they start filming a group of villagers work under the watchful eye of a burmese army guard. >> they film