SAN ANTONIO -

A motorcyclist is in serious condition after a stalled SUV caused a pile-up on Loop 1604.

That crashes happened around 1:30 a.m. Sunday on Loop 1604 West at the I-10 intersection.

Police say a truck headed west did not see the stalled SUV and slammed into it.

A motorcycle behind the truck was unable to avoid the crash and ran into the two vehicles.

The motorcyclist was wearing a helmet, but was injured and taken to University Hospital in serious condition.

Police say the driver of the truck was arrested for suspicion of DWI.

He had a female passenger with him who was treated by EMS at the scene.

The driver of the SUV was not injured.