now, as bill whittaker reports for wjz, the loyal dog is back home. >> there's friendship. there's this. this black labrador, watching over the body of her friend, killed outside the streets of l.a. refusing to leave her side, even as cars whizzed by. moved by the sight, eric renagga called animal control and put up cones to divert traffic. >> knowing one of the dogs was still alive got to me. it was a tear jerker. he shot this video. friends posted it on you tube, where this somber vigil went viral, drawing hundreds of thousands of hits. the loyal dog was taken to an animal shelter. she had no tags, no name. so the staff called her "grace." >> i think everybody on this planninget that has seen -- planet that has seen that video, we all want to be like that. if we don't want to be like that, we want a dog like that. because that is the coolest dog ever. >> reporter: eric renagga thought so. he asked to adopt grace. monday, after the five-day waiting period, after she had been spayed and given shots, eric came to take grace home. only to learn her name is maggie. her owners