A landlord finds one of his tenants dead. The initial investigation show this was a vicious attack where the victim had been stabbed approx. thirty times. The neighbors are cooperative and admit that they and the victim smoked dope on a regular basis. One of the victims friends has a record that casts suspicion on him. The investigation leads to another suspect that was there that day. Some classic detective work.
Police are called to the scene of shooting at about eight in the morning, and find a man laying in the street with three gun shot wounds and a pair of scissors clutched in his hand. The police have witnesses but are getting conflicting stories. The case will require a solid investigation to be solved, the forensics in this case will only be able to aid in conviction not solve the case.
Two gay men are murdered in the their home by someone who apparently caught them sleeping. The investigators find that one of the murdered men's credit had been compromised and decide to see where that leads them, The investigators have some good leads to begin with but the story takes some twists and turns that could not be foreseen.
After a man is stabbed in his apartment detectives has great deal of difficulty identifying the suspect in this crime. They had an alias and several people who saw him but no name. After a lot of leg work they are able to identify and arrest their suspect. A lot of really good low tech detective work.
A car hits a tree and a fire plug and comes to stop; inside is found a man dying from what appears to be multiple gun shot wounds. There's no evidence of where the crime scene is, and there are no actual witnesses in the area. And investigation spanning 10 days finally results in an arrest.
A poker game in the basement of a home is broken up by four men who burst in and rob everyone. Shots are fired and later a man is found dead in front of a home several doors down. No admits to shooting the man (who would seem to be one of the robbers) and detectives have to determine if the man was shot by the other suspects or if someone at the card game shot him.