PORTLAND, Maine (AP) — Investigators have been analyzing blood found in the basement of a Maine home where a missing toddler was last seen six weeks ago, an official said Saturday. The blood was found early in the investigation into Ayla Reynolds' disappearance from her father's home in Waterville, state police spokesman Steve McCausland said. The state crime laboratory has been running tests on it since then, but it was unclear when results would be available. Ayla's father, Justin DiPietro, reported her missing Dec. 17. He had put her to bed the night before in the home he shares with his mother and said she wasn't there the next morning. McCausland called the discovery of the blood "troubling." He declined to discuss how much blood was found in the basement or how old it might have been. Ayla was 20 months old when she disappeared. She had been staying with her father at the time in the house where DiPietro lives with his mother. Her mother, Trista Reynolds, lives in Portland. DiPietro told police she was wearing green pajamas with polka dots and the words "Daddy's Princess" on them and had a soft cast on her broken left arm. DiPietro, his mother and a third adult were home the night of Dec. 16, and police have questioned all three, McCausland said. "We believe they have not given us the full story," he said. Trista Reynolds was participating in a vigil Saturday for the girl and could not be reached for comment. DiPietro did not immediately return a message left on his ...