<a href="https://en.wikipedia.org/wiki/Luis_Monge_(mass_murderer)" id="mw0w" rel="mw:WikiLink" title="Luis Monge (mass murderer)">Luis Monge</a> is executed in <a href="https://en.wikipedia.org/wiki/Capital_punishment_in_Colorado" id="mw1A" rel="mw:WikiLink" title="Capital punishment in Colorado">Colorado</a>'s <a href="https://en.wikipedia.org/wiki/Gas_chamber" id="mw1Q" rel="mw:WikiLink" title="Gas chamber">gas chamber</a>, in the last <a href="https://en.wikipedia.org/wiki/Furman_v._Georgia" id="mw1g" rel="mw:WikiLink" title="Furman v. Georgia">pre-<i id="mw1w">Furman</i></a> execution in the United States.