Jean's mother, Allison Jean, called Guyger "the devil."
Attorneys unaffiliated with Amber Guyger's case say the lighter clothes and looser hair she wore Tuesday were intentional, sending different signals than the dark clothes, tight ponytail and downcast look she had during a Jan. 8 courthouse appearance.
Dallas Cowboys player Josh Brent stood trial for intoxication manslaughter at the Frank Crowley Courts Building in Dallas in January 2014.
Dallas Cowboys defensive tackle Josh Brent was dressed in a sweatshirt and pants as his teammates warmed up before a game in November 2014.
Roy Oliver was clean-shaven and wore a puzzle-shaped autism pin when he testified before a jury last year at his murder trial. He was sentenced to 15 years in prison.
Roy Oliver sported a beard and a dark suit at a hearing the month before his trial for killing 15-year-old Jordan Edwards.