The prosecutor presented evidence of premeditation, including the defendant being stopped at an airport with a 10-inch knife prior to the murder, while the defense claimed that the defendant was intoxicated and impaired at the time of the killing.
Dolores Tulin, the defendant's mother, testifies about her son's battles with drugs and alcohol and his emotional state before the murder of his girlfriend.
The murder case of Stephen Tulin involves an argument between Tulin and his wife's lover, leading Tulin to stab the lover to death. Tulin's defense argues that he was too impaired to be held responsible for the murder while the prosecutor presents evidence of premeditation.