The Texas Department of Public Safety is investigating a collision involving a motorcycle and minivan.
The accident happened around 3:30 p.m. Saturday on FM 92 at Gore Store Road in Hardin County.
A DPS spokesperson said the minivan was making a U-turn on FM 92 when the motorcyclist hit the side of the van.
The spokesperson said the motorcyclist was taken to Christus Hospital St. Elizabeth in Beaumont in serious condition.
Four children in the minivan ranging in ages from 5 to 13 were taken to Memorial Hermann Baptist Hospital to get checked out.
The driver of the minivan was not hurt.