Small plane crashes near Sonoma airport

A small plane crashed under unknown circumstances with two people onboard near the Charles M. Schulz-Sonoma County Airport, a spokesman for the Federal Aviation Administration said Thursday night.

The single-engine Piper PA-24 was headed to Santa Rosa from Palm Springs, according to FAA spokesman Ian Gregor. It was on final approach to the airport when it crashed.

Two people were onboard at the time of the crash, Gregor said, but details about their condition were not immediately available.

The FAA and National Transportation Safety Board will be investigating the incident.

Further information was not immediately available.