Eighteen people died and 162 were injured Monday when two trains collided in Belgium's worst rail accident in decades, CNN said.
A local service train ran a stop signal and hit an express train that was running 10 minutes late, EuroNews said.
A third train was also involved in the wreck when it hit the collision, EuroNews said.
The trains collided at 8:30 a.m. during their morning commute routes, railway and train operators said. .
The accident will be investigated by The Justice Ministry, a representative for Belgian Prime Minister Yves Leterme said.