On Sunday, Gary Johnson, the former New Mexico governor, won the Libertarian Party nomination for president with former Massachusetts governor Bill Weld as his vice president. Johnson is an impassioned proponent of the party's small government message, and he told the crowd he thinks most people are Libertarians but don't know it. At a news conference, he made a play for tea party voters, saying what started out as a fiscal, small-government movement was captured by Republicans, especially social conservative.... Johnson and Weld have more executive governing experience than the two major candidates. They currently draw 10 percent in many...