Hernandez then allegedly fled to Horton, Kansas, where he was arrested after a lengthy standoff with police. Hernandez is charged with first degree murder, a rare allegation in Richardson County.
The trial has been postponed three times. Court Clerk Pamela Scott says 101 people were called to form the pool from which the jury was selected Monday. Testimony got underway on Tuesday.
The defendant is also charged with use of a firearm to commit a felony and possession of a firearm by a prohibited person
Hernandez, 35, is being held in the Richardson County jail, unable to post $1.5 million bail.