Mother and son jailed for 'cowardly', hit-and-run murder of teen in 'cold blood'

A mother and boy who deliberately ran down a teen pinch a ute and near him to dice successful a cold-blooded revenge sidesplitting person been jailed for much than 2 decades.

Jayden Walmsley-Hume, 21, and his mother Katie Walmsley, 40, saw Taj Hart stepping connected nan broadside of nan roadworthy successful Nowra connected NSW southbound seashore successful February 2022.

Walmsley-Hume deliberately steered nan achromatic dual-cab towards nan 18-year-old, mounted nan curb and struck nan teen, pulling him underneath nan vehicle.

A NSW Supreme Court assemblage recovered nan mother and boy blameworthy of murdering Hart successful August 2024.

In sentencing today, Justice Robertson Wright said nan brace were connected nan lookout for an opportunity to let Walmsley-Hume to nonstop nan revenge they wanted.

Hart was deed from down and did not person an opportunity to take sides himself aliases get retired of nan way, he said.

"The actions which led to his decease were cowardly and done successful acold blood," he said.

"He was efficaciously helpless."

The tribunal was told Hart and Walmsley-Hume had a history of disputes successful nan 4 years preceding nan incident, including 1 altercation that near nan killer's elbow severely fractured.

Walmsley-Hume told Hart thing for illustration "you're dead" aliases "you're gone" aft he sustained nan injury, Justice Wright said.

"I do not judge that specified a remark amounted to only specified words," he said.

Katie Walmsley's animosity towards Hart had besides escalated importantly aft her boy was injured, Justice Wright found.

The duo were connected nan tally until their apprehension connected April 7, 2022.

Katie Walmsley helped her boy cleanable retired nan ute and utilized clone names to put accommodation successful various hotels, motels and caravan parks for weeks aft nan execution to evade detection.

Walmsley-Hume initially blamed nan conveyance harm connected hitting a kangaroo earlier arguing astatine proceedings he killed Hart, but that wasn't his intention.

Justice Wright recovered beyond reasonable uncertainty nan driver intended to termination Hart.

Walmsley-Hume's young property and supplier maltreatment - including injecting crystal and heroin pinch his begetter from nan property of 13 - were taken into relationship connected sentence.

Katie Walmsley besides knowledgeable hardship arsenic a child, and raised her boy arsenic a azygous genitor while caring for her uncles and grandparents aft they became ill, Justice Wright said.

Hart's family and friends filled nan courtroom, wearing matching T-shirts printed pinch his photo.

"Hart was described arsenic a personification who had a agleam early up of him, each brutally trim short," Justice Wright said.

"There is thing a sentencing tribunal tin do nan to undo nan harm caused by a execution specified arsenic this."

He sentenced Walmsley-Hume to 23 years and six months successful prison, pinch a non-parole play of 16 years.

His mother was sentenced to 21 years and six months, and a non-parole play of 15 years.