So-called "Doomsday Mom" Lori Vallow Daybell, who is representing herself in the murder conspiracy trial of her fourth husband, is shaking up the courtroom with fiery exchanges during testimony.

Sydney Isenberg is an Emmy-nominated digital content producer with Denver7 (KMGH) in Denver, Colorado. She began her career in Bakersfield, California, after graduating from the Walter Cronkite School ...