More schools are warning parents and kids about the dangerous "Momo Challenge." InsideEdition.com first reported about the deadly game earlier this year. A concerned New Jersey mom spoke to WNBC about her son. "He looked at me and said, 'Mommy, this little boy said Momo is going to sit on me and stab me in the face,'" Jami Nugent said. School leaders are urging parents to keep tabs on their kids' social media use. InsideEdition.com's Leigh Scheps (http://twitter.com/LeighTVReporter) has more.