POCATELLO, Idaho (KTVB/AP) -- Two children have died in an eastern Idaho traffic crash that also injured another sibling and the children's mother.

Authorities tell the Idaho State Journal that 7-year-old Jeric Christiansen and 4-year-old Dallas Christiansen died Wednesday in the crash in Pocatello.

Pocatello police say Brittany Christiansen was making a left turn when her Subaru collided with a tree service truck.

Brittany Christiansen was treated and released at a Pocatello hospital while 16-month-old Justin Christiansen received serious injuries that required hospitalization.

The driver of the tree service truck wasn't injured.

Police are continuing to investigate