.... States are scrambling for death penalty alternatives because of a clampdown on the availability of deadly drugs for executions. Old-time tools that were banished to states’ history museums when lethal injection came onto the scene could once again come into vogue. In Missouri and Wyoming, firing squads are under consideration. Gas chambers and electrocutions also are up for discussion as legislators across the country balk at being hemmed in by drug companies’ aversion to facilitating the death penalty....