William Carl Haston, the shooter in this incident, was the grandson of William Carroll Haston/Hastin, who died in Cass Township of Greene County, MO, in August 1845 at about age 29.  When he died, William Carroll Hastin left his wife, Nancy Leake Hastin, with four children–(Oliver Hazard) Perry, Jane, John W., and Isaac N.

William Carl’s widowed grandmother, Nancy Leake Hastin, married William J. Bradley in 1850.  William Carl’s father, Oliver Hazard Perry, was 12 years old at the time and living with his mother and stepfather.  Perry was named for U.S. Navy hero Oliver Hazard Perry.  He married Nancy P. Odell in 1859. Perry and his family were living in Vernon County, MO, at the time of the 1880 census.
 

William Carl was born in Greene County, MO, in September 1865.  He married Ida Lovell in December 1882.  William Carl Haston/Hasten died in 1941 and was buried in the Tonkawa IOOF Cemetery in Kay County, OK.  His wife, Louise Ellen Williams Hasten, died on April 10, 1951 and was buried in the same cemetery.  Find a Grave