By Lisa Ebersole Last week the Utah state legislature passed a law that would reinstitute death by firing squad as an option for capital punishment if the state were unable to maintain adequate supplies of lethal injection drugs. Many are skeptical of this seemingly barbaric and primitive method of execution—in a recent poll only 12 percent of respondents said that they would support this type of substitution. Some contend, however, that death by firing squad is actually the quickest (and …