Witness says elderly man in car crossed over median into oncoming tractor trailer for unknown reason @WGME pic.twitter.com/sC7b6BIFPj

— Maria Valvanis (@MariaWGME) December 9, 2015

GRAY (WGME) — Crews are responding to a serious crash on Route 26 in Gray.

Dispatchers say the Route 26A Bypass in Gray between Route 202 and Shaker Village is closed due to a crash involving a car and a tractor-trailer truck.

The crash is expected to cause traffic delays. Motorists should seek an alternate route.

More details will be provided as they become available.