WARREN, Mich. Tanaya Lewis pleaded no contest to first-degree murder in the 2018 death of Danyna Gibson, 16. Gibson was stabbed to death inside Warren Fitzgerald High School in front of more than a dozen students. READ: Fatal stabbing inside Fitzgerald High School: Heres what we knowLewis was accused of approaching Gibson and pulling out a straight-edge kitchen knife, which she had brought from home, before stabbing Gibson two times in the upper chest. During the initial attack, Gibson was stabbed in the heart, according to police. READ: More testimony laid out in deadly Warren high school stabbing caseInvestigators said the attack was over a boy.