Jodi Arias takes the stand for 18 days to explain how killing her ex-boyfriend was self-defense.

An off-duty Dallas police officer shoots a man in his own apartment.

When a parolee is bounced from his job, he seeks retribution.

Shayna Hubers takes the stand to defend herself after murdering her boyfriend, Ryan Poston.

A man facing the death penalty for murder points the finger at a surprising suspect.

A former doctor and his girlfriend are found guilty of plotting the murders of two people.