ARAB, AL -- Police in Alabama said four young brothers who had been missing since December 8 have been found safe in North Carolina.

Authorities in Arab said the boys' non-custodial parents turned themselves into police in Morganton on Monday night. Local media reported the names of the suspects as 29-year-old Karissa Renee Cummings and 39-year-old Marcus Eugene Simmons.

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Police said 1-year-old Corbin Simmons, 4-year-old Alexander Simmons, 5-year-old Nicolas Simmons and 11-year-old Ian Simmons had been placed with their grandmother as part of a safety plan by the Department of Human Resources. She told officers she woke up on the morning of December 8, and they were gone.

Simmons is reportedly the father of all four boys, while Cummings is the mother of three. As of 12:15 p.m. Tuesday, Arab police were waiting for the parents to sign extradition paperwork.