Cedrick Mason is arrested , will likely be charged with murder , sheriff says . He 'd killed Karen Smith , now charged in the deaths of a couple , her year - old son . CNN 's Gary Tuchman and Leah Smith reported from Gallman , Mississippi , and CNN 's Greg Botelho wrote this story from Atlanta . Hughes - Smith 's husband was also killed ; it 's not clear in which manner .
Cedrick Mason is arrested , will likely be charged with murder , sheriff says . He 'd killed Karen Smith , now charged in the deaths of a couple , her year - old son . Hughes - Smith 's husband was also killed ; it 's not clear in which manner .