India, Sept. 19 -- The Caleb Flynn murder trial is putting his marriage and alleged affair under the spotlight. Prosecutors say messages Flynn sent to a mistress are key to their case in the death of his wife, Ashley.

Jurors have heard opening statements in the trial of former "American Idol" contestant Caleb Flynn, who is accused of killing his wife Ashley in February, as per ABC 6.

Prosecutors say he shot her and staged the crime scene.

Prosecutors also argued that Flynn killed his wife to end their marriage. They pointed to his messages to a mistress as key proof of motive and intent.

As per CNN, prosecutors highlighted more than 100,000 messages he sent to the mistress, in which he allegedly said he wanted to kill his wife.

In co...