Man convicted of first-degree murder in death of Phoenix girl locked in box

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John Allen, left, and Ame Deal, right. (Source: 3TV/CBS 5 file photo) John Allen, left, and Ame Deal, right. (Source: 3TV/CBS 5 file photo)
A jury found John Allen guilty of first-degree murder, three counts of child abuse and conspiracy to commit child abuse. (Source: 3TV/CBS 5 file photo) A jury found John Allen guilty of first-degree murder, three counts of child abuse and conspiracy to commit child abuse. (Source: 3TV/CBS 5 file photo)
Ame Deal suffocated in a storage box and was found dead in 2011. (Source: 3TV/CBS 5) Ame Deal suffocated in a storage box and was found dead in 2011. (Source: 3TV/CBS 5)
PHOENIX (3TV/CBS 5/AP) -

A Phoenix man has been found guilty of all counts in connection with a young relative who died in a locked box in 2011.

A jury found John Allen guilty of first-degree murder, three counts of child abuse and conspiracy to commit child abuse on Wednesday.

[MORE: Trial in death of Phoenix girl locked in box goes to jury]

Prosecutors said Allen crammed Ame Deal inside a small plastic storage box as punishment for taking ice pops and could have saved her from dying but chose to go to sleep instead.

[RELATED: 'Hide-and-seek' death ruled a homicide; 4 arrested (July 2011)]

The penalty phase starts on Thursday at 10:30 a.m.

He could receive the death penalty.

[SPECIAL SECTION: Child locked in box trial]

Allen's wife, Sammantha Allen, is Deal's cousin. She was convicted of first-degree murder in Deal's death on June 26. Sammantha was then sentenced to death in August and is on Arizona's death row.

[MORE: Sammantha Allen sentenced to death for locking girl in box]

[READ MORE: Phoenix woman found guilty in death of girl locked in box]

Deal was the victim of child abuse at the hands of multiple people in her family. Her aunt, Cynthia Stoltzmann and her grandmother, Judith Deal, both admitted to previously locking her in the box as punishment.

Stoltzman was convicted of attempted child abuse and sentenced to 25 years in prison. David Deal, the girl's father, also pleaded guilty to attempted child abuse was sentenced to jail.

[READ MORE: Aunt, grandmother sentenced in abuse of Phoenix girl found dead in footlocker (Sept. 13, 2013)]

The Associated Press contributed to this report.

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