In West Valley City, Utah, Terri Lester was charged with the aggravated murder of her four year old daughter, Lainey Vos. Lester, allegedly, spent months researching murder online, googling search terms like “how do you break a neck?” and “is it easier to kill a toddler than an adult”.Justyn Pennell, a 21-year-old from Florida, is being charged with premeditated murder, after allegedly intentionally running over a 75-year-old Vietnam veteran. Pennell allegedly told investigators that he committed the act because he wanted to know what it felt like to kill someone.Finally, suspected serial killer, Jose Sifuentes, is back in Dallas to face trial. Sifuentes was extradited from Mexico, where he had been hiding for 17 years.