A fallen tree on the tracks led to an accident early Monday morning that killed one person — the train driver — and injured at least 20 others on a New Jersey Transit River Line train in Mansfield, officials said.

According to police officials, the incident happened around 6:03 a.m. when a River Line train struck a fallen tree in Mansfield, Burlington County, NJ.

A train driver was killed and at least 20 people were injured after a train struck an NJ Transit River Line train in Mansfield Township, Burlington County. NBC10’s Siobhan McGirl has the latest details on this developing story.

At least one person was killed and another 20 were slightly injured, officials said.

Police officials said a press conference was scheduled for 9:30 a.m. to provide more information about this incident. The event will be streamed live at the top of this story.

Just before 9 a.m., New Jersey Governor Phil Murphy confirmed that the deceased person was the train’s driver.

I have been informed of an accident on the @NJTRANSIT_RL earlier today, the light rail hit a tree on the track, leading to the death of the train driver and injured passengers.

An investigation is underway. Our prayers are with all affected by this tragic incident.

— Governor Phil Murphy (@GovMurphy) October 14, 2024

However, officials have not yet provided any further identifying information about the person who was killed.

Norris Young, who told NBC10 he was a passenger on the train, said the train struck “a giant tree” in the morning accident.

“There was a tree on the track, I don’t know if it fell on the track or if it was just laying on the track,” Young said. “It was a giant tree on the track.”

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He told NBC10’s Siobhan McGirl that he saw other passengers injured, including people shaken, some with open wounds, and at least one passenger being taken away on a stretcher.

“It was like a movie,” he said. ‘I’m still shocked. Someone has lost their life.’

In the morning, River Line service was suspended in both directions between the Roebling and Bordentown stations due to fallen trees on the tracks near Roebling.

An investigation is underway, officials say.

This is a breaking news story. It will be updated as new information becomes available.