Idaho Cold Case Tylenol Killings
FILE - Bottles of Extra-Strength Tylenol are tested with a chemically treated paper that turns blue in the presence of cyanide at the Illinois Department of Health in Oct. 1982, in…
FILE - Bottles of Extra-Strength Tylenol are tested with a chemically treated paper that turns blue in the presence of cyanide at the Illinois Department of Health in Oct. 1982, in…