The Nebraska State Patrol is asking for help to find Parker James Sain, an 18-month-old boy believed taken Tuesday by his biological father, 26-year-old Joshua Sain.
The Grand Island Police Department believes Parker Sain may be in danger, the State Patrol said in issuing an Endangered Missing Advisory.
Parker Sain was last seen wearing a dark-blue coat with grey liner, dark-blue sweatpants, light-blue shirt and tan baby work boots.
Authorities said Joshua Sain may be driving a white 2000 Pontiac Grand Am two-door and may be in or headed to the McCook or Furnas County area.
Anyone with information is asked to call 911 or the Grand Island Police Department at 308-385-5400.