NEW : John Thomas DeYoung is executed by lethal injection . In a case that drew national attention because it was to be videotaped , convicted murderer Andrew Grant DeYoung was executed by lethal injection Thursday night , a corrections department spokeswoman said . He was convicted of killing his mother and sister . At the family 's request , a lower court allows for a videotaping of the execution .
NEW : John Thomas DeYoung is executed by lethal injection . He was convicted of killing his mother and sister . At the family 's request , a lower court allows for a videotaping of the execution .