Deputies photographed the body of an East Bay woman discovered by a hiker south of Olema last Thursday. Investigators said Trisha Hopfe, a 31-year-old mother of two, appeared to have been dead for two days at the time she was found. No suspects have been announced.    David Briggs

The body of an East Bay woman was found in a grassy ravine in the old town of Tocaloma last Thursday morning, launching a homicide investigation by the Marin County Sheriff’s Office.

Trisha Hopfe, 31, was spotted by a hiker on the Cross Marin Trail, separated by an embankment from Sir Francis Drake Boulevard, about a tenth of a . . .