Now to a tragic police shooting in north carolina. Police officer charged with opening fire and killing an unarmed former college football player in the middle of the night. The young man was simply... See More
Now to a tragic police shooting in north carolina. Police officer charged with opening fire and killing an unarmed former college football player in the middle of the night. The young man was simply looking for help from a home owner after he crashed his car nearby. Abc's steve osunsami has that story. Reporter: The morning, even charlotte police are saying the young black man may have been knocking on doors in this subdivision asking for help. To hear that happen, it the just crazy. Reporter: He was just 20 years old. He had just crashed his car a half mile away. The wreck so is veer, he had to crawl out the back window. This is never something easy. Reporter: This is charlotte police chief rodney monroe. It was 2:30 saturday morning. The man was knocking loudly on the door of a frightened young woman. She closed the door, hit the panic alarm, called 911. As the officers approached him, he takes off and runs toward an officer. Reporter: If the report, police say they tried to use a taser to stop ferrel. They haven't explained if it jammed or didn't work. The officer shot the 24-year-old several times. The shooting was excessive. And carrick did not have a lawful right to discharge his weapon. His boss says he's devastated. This morning, those closest to the 4-year-old say they're devastated, too. Here's a young man, always kind of doing the right thing. All of a dden, his life is cut short. Reporter: For "good morning america," steve osunsami, abc news, atlanta.
This transcript has been automatically generated and may not be 100% accurate.