A Texas woman was sentenced to 50 years in prison last week for the 2019 killing of her boyfriend's 4-year-old daughter, according to the Harris County District Attorney's Office.Shawna Hooey, 33, of Tomball, was taking care of her own five children and 4-year-old Jakyzia Alexander when she took her to a 24-hour emergency center on Sept. 7, 2019, Harris County District Attorney Kim Ogg said in a news release.At the emergency clinic on the day of her death, Alexander's body was already cold and Hooey reportedly told medical personnel and authorities at least four different stories about what happened to