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ATLANTA (CBSMiami/AP) – An Atlanta woman is charged with killing her two young sons by putting them in an oven and turning it on, according to a warrant.

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Local media reported Monday that the warrant charging Lamora Williams with murder in the deaths of 1-year-old son Ja’Karter Penn and 2-year-old Ke-Yaunte Penn says she put them in the oven sometime between midnight Thursday and 11 p.m. Friday.

A third boy, 3-year-old Jameel Penn Jr., was found unharmed.

Williams waived a court appearance Monday and was denied bail.

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The father of all three children, Jameel Penn, says Williams called him by video chat Friday night to tell him his children were dead. Penn says he called police after seeing his sons on the floor.

Williams’ sister, Tabitha Hollingsworth, says Williams should be put on suicide watch in the Fulton County jail.

(© Copyright 2017 CBS Broadcasting Inc. All Rights Reserved. The Associated Press contributed to this report.)

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