Father of murdered children turning family tragedy into triumph, hope for others

"Mikayla and DJ were great kids," said Dariel Walker about his two children. "And with them not being here, I feel it's my responsibility to show how great they would have been." It's been almost three months since Walker's two children, age 3 and 2, were found dead in Bay County where sheriff investigators say their mother shot and killed them both before turning the gun on herself