. >> reporter: neighbor betty turner told me that holland was friendly and kept to himself. >> i knew jimmie as a neighbor. he's very nice person. never any trouble or anything, he was just a real nice guy. >> police arrested four people, elliott kirkland, mark sanchez, and jasmine schafer are charged with murder. latrice obstructing justice. all four have criminal records. betty lives near three of the recent murders. >> well don't make me feel too safe, but we mind our own business and don't bother nobody. >> reporter: lorain police already solved six of the seven murders. they say none of the crimes are related. they're still searching for the killer earlier this month in a drive-thru of taco bell on overland avenue. >> we're still seeking and any homicides. specifically that one. we've gotten a lot of tips that we're still following up on. i still feel pretty good that we're going to be able to solve that with a little bit more on the public's help. >> and they are offering $15,000 reward for information leading to an arrest in that ongoing case. live in lorain paul kiska news cha