A significant number of first responders are working a crash on Highway 487, according to WYDOT and webcam images shared on social media Sunday afternoon.

The road was closed as of 3:09 p.m., though it was not immediately clear when the crash occurred. While webcam photos showed a significant response by law enforcement and emergency medical services, details of the crash itself were not immediately available.

There is no estimated time for the highway to reopen, WYDOT said.

Traffic was being diverted onto Highway 77 shortly before 2 p.m.

This story will be updated as more information is made available.