Rebecca Potts is being held for Ouachita Parish Sheriff's Office by police in Texarkana, Arkansas.
She's facing three counts of vehicular homicide.
Investigators with OPSO says Potts may have been negligent while driving the night of February 17 in Calhoun.
Amber Potts and her sons Layton Patton and Hunter Potts were killed in the crash. All three were pronounced dead at the scene.
No word on when Potts will be returned to Ouachita Parish.
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