Alongside of my sister her last moments of her life. Bitter sweet relief for the family. 18 yearold bianca roberson, the man accused of killing her is behind bars. The man say this man opened fire on roberson in a fit of road rage. Cutting short a promising young life. Sunday night, walter perez a big story on action news is the arrest of the gunman who sparked a nationwide man hunt. He turned himself in early this morning and tonight remains behind bars. The victims family is relieved, but the arrest does nothing to ease their pain. We have the full story. Authorities say this arrest is all thanks towise, surveillance videos and photos and also good police work. They say they were hot on the trail of this suspect then he turned himself in. This is the man Authorities Say killed a teenager during a fit of road rage. 28 yearold david desper is now in custody. This is the story of a savage and senseless murder. The arrest went down early sunday morning. Desper surrendered at his attorney