it outweighed all mitigating circumstances, and that it justified a sentence of death, all beyond a reasonable doubt.

Evidence Supporting Aggravating Circumstances
The jury considered the testimony of appellant's daughter, Ruby, law-enforcement officials, and medical experts, and reviewed exhibits, photographs, and appellant's videotaped statement. Appellant's statement indicated that he considered murdering his family in August by carbon monoxide poisoning. He drove his family to a nearby lake to carry out this plan, but did not complete the murders. One month later, he stated that he sat up all night planning to kill his family and then to commit suicide. Early in the morning of September 14, 1993, he chose an eight-pound window weight as his weapon and first attacked his daughter Ruby, because she, as the oldest, would be mostlikely to talk him out of his plan. He struck her on the head, but she awakened, and according to Ruby, when she screamed, he attempted to smother her. The noise roused Ruby's thirteen-year-old brother, Eric, who entered the room while Ruby was seeking to flee with the youngest brother, Jonathan, in her arms. The appellant struck Jonathan on the head, and then turned his attention to Eric while Ruby and Jonathan escaped. Appellant stated that Eric practically ran into the weapon, and fell to the ground when he was struck on the head. Appellant then turned upon his own mentally handicapped brother, Roger, told him to turn around, and when he did so, struck him on the head. The blow, however, did not stun him, and appellant