Jordan Lafayette Prince , 25 years , found guilty of killing Ashlynn Lillith Peters . He sodomized the four-month-old baby girl , then strangled her to death . Sickening assault took place at his mobile home in St Charles , Missouri . Prince showed no emotion as he was convicted of murder and sodomy . Earlier this year , his partner and Ashlynn 's mother , Jessica Lynn Howell , was jailed for 26 for felony murder and child abuse relating to case . She had encouraged Prince to sexually attack her baby , authorities said .
Jordan Lafayette Prince , 26 , found guilty of killing Ashlynn Lillith Peters . He sodomized the four-month-old baby girl , then strangled her to death . Sickening assault took place at his mobile home in St Charles , Missouri . Prince showed no emotion as he was convicted of murder and sodomy . Earlier this year , his partner and Ashlynn 's mother , Jessica Lynn Howell , was jailed for 25 years for felony murder and child abuse relating to case . She had encouraged Prince to sexually attack her baby , authorities said .