On the eve of the Republican National Convention, Colorado delegate Kendal Unruh leads a move to dump Donald Trump, while state GOP chair Steve House backs the party’s presumptive presidential nominee. Then, a former staffer remembers the late U.S. Sen Bill Armstrong, who died July 5. And, Denver author Ed Sealover’s “Colorado Excursions With History, Hikes and Hops,” offers trips that combine a historical site, natural site and drinking site in a single day.