Facebook February 27, 2019 5:06 pm Police Warn Parents of the ‘Momo Challenge' Police in Gloucester, Massachusetts, are warning parents to keep an eye on their children’s online activity on Facebook after reports of youth engagement in the “Momo Challenge.” US & World Videos 3:45 Afternoon rains expected on Sunday 4:04 Afternoon clouds over the region on Saturday 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 2:48 Taylor Swift fans react to Jake Gyllenhaal and Sabrina Carpenter's ‘SNL' appearance