The county prosecutor said earlier this year he would seek the death penalty if Morgan is convicted in the August 2011 killing of BreeAnn Rodriguez.
Police say the man was sitting in a swing outside his home Sunday afternoon when two women approached him.
Two children are dead and six other people are injured after a two-car crash in southeast Missouri.
A man showed up about two years ago and sold about 50 alligators before police ran him out of town.
Chris Riggs faces two dozen counts, has resigned.
Shawn Morgan said he suffocated her with a white plastic trash bag and that it “felt like it took an hour for the girl to die,” according to the probable cause statement.