Second-Degree Murder is defined as the "knowing killing of another. Second-degree murder is a Class A felony carrying a range of punishment from between 15 to 40 years in prison.
First- Degree Murder is defined as the "premeditated and intentional killing of another." It can also be defined as a killing committed during certain felonies as well as any killing committed as the result of a bomb. First-degree murder carries life in prison, life without the possibility of parole, or the death penalty.