Mosby called for system reform after the failure to find any criminal involvement in Gray's death. "We know that Freddie Gray did not kill himself," she contended.
Judge Barry Williams declared Officer Goodson not guilty of second-degree depraved murder on Thursday.
On April 12, 2015, Gray, 25, was arrested and died a week later from complications relating to a spinal cord injury after riding in the back of a police van.
