Date-rape drug at center of Cornell sex assault allegations can leave victims unaware of surroundings

An investigation into an alleged gang rape at a Cornell University fraternity has thrust the illicit use of ketamine into the spotlight, calling attention to the powerful anesthetic’s use on college campuses as a date-rape drug.

The former Cornell student testified before the university’s hearing panel that ketamine made her feel "like her lights were on but no one was home," describing a state of "vague consciousness."

During an Oct. 23 appearance on "Fox & Friends," Dr. Stephanie Widmer...