Updated 1:28 p.m.
Per the St. Louis County Police Department, Cooke has been located.
29-year-old Denise Cooke has been reported as missing and endangered today by the St. Louis County Police Department.
The report follows the discovery of Cooke's 9-year-old son and several belongings near the Stratford Inn in Fenton. Police say that Cooke was last seen as early as 4 a.m. today, and that her son has since been handed over to his grandfather, who lives in the area.
Police ask that if you have any information regarding this situation that you call them at (314) 889-2341.
We will update this story as it develops.