LADYSMITH, Wis. (WEAU) -- Expert testimony was heard about the nature of the stab wound in the trial of a man from Ladysmith who is accused of killing his ex-girlfriend's dad.
Thomas Martin, 27, is standing trial in Rusk County Court. The trial is now entering its second week.
Prosecutors say officers responded to a report of a fight at an apartment last April
Investigators found Richard Larson lying on the floor with a deep stab wound on his back. He later died at the hospital.
Monday the defense brought in a biomedical engineer to reconstruct the crime scene and dissect the nature of the stab wound.
Jurors also heard details about Larson’s autopsy report.
The defense says martin was only acting out of self-defense but the prosecution says Martin knew he was never in any serious danger.
Closing arguments are expected Tuesday.