CNN CNN Newsroom With Brooke Baldwin April 6, 2015 19:39:00
Answers about what happened to their sons. many of them have been pleading with the government to get this process quickly underway. even though it has begun, it's going to take a very long time to actually exhume all of these various bodies and then dna testing will be underway as well. what we are hearing from one survivor we spoke to earlier and from experts on the site is isis divided them in smaller groups and executed at various different locations. one survivor here who we spoke to came back. he said he wanted to look for his friends. arwa damon, cnn, tikrit iraq. >> for more go to cnn....