Common defenses include showing that the person acted in self-defense, was not in their right mind, or there wasn't enough evidence to prove guilt beyond a reasonable doubt.
Yes, in some cases, if someone helped plan or assist in the murder, they can still be charged with first-degree murder even if they weren't the one who fired the gun.
To prove first-degree murder, prosecutors typically need solid evidence like fingerprints, DNA, or a confession that shows the killing was planned out.
If convicted of first-degree murder in Memphis, you can face severe penalties, including life in prison or even the death penalty.