By Chiara Fiorillo An Amber Alert has been issued for a missing eight-year-old girl who is believed to be in grave or immediate danger. Layken Stokes was last seen in Taylor, about 26 miles northeast of Austin, Texas, on Wednesday night, and has not been heard from since. Police said the girl’s last sighting was at 7.45pm in the 5000 block of FM 973, the Texas Department of Public Safety (DPS) said. The child – who is described as 4ft 8ins tall and weighs 89lbs – has blonde hair and blue eyes and was last seen wearing a purple tank top and blue and white plaid pants. She had temporary tattoos …