HARLOW: We are learning more about that brutal massacre of nine Americans in Mexico. Officials in Mexico now say that a suspect has been arrested, possibly connected to the murders.</s>SCIUTTO: Look at that family there. This comes as some of the survivors were taken to a hospital in Tucson, Arizona. CNN's Gary Tuchman, he's outside that hospital. Gary, do we know what condition the survivors are in?</s>GARY TUCHMAN, CNN NATIONAL CORRESPONDENT: Well, Jim and Poppy, let this soak in. For a minute. Here at the here at the Banner University Medical Center in Tucson, there is a nine-month-old baby boy named Brixon (ph),who is too young to walk, may have just learned to crawl, and he's right now in a hospital bed shot in his chest and his wrist. There are four other children ranging from ages 4 to 14, three boys and girl, shot in their back, shot in their jaw, shot in their wrist, shot in their foot, and it may have been done on purpose. We are being told by family members that these children will survive. And that's the good news. But three mothers who are in the three vehicles driving through Sonora State in Mexico and six other children were killed. Now, earlier today, we talked with two relatives of one of the mothers who was shot and killed.</s>UNIDENTIFIED MALE: We're still looking for answers and praying --
Arrest In Mexico Possibly Linked To Deadly Attack On Americans.