At first glance, these three candidates running for Texas attorney general, sitting onstage in an auditorium at a senior community about 35 miles north of Austin, seem like they come from distant corners of a big Republican tent.
On the left, there’s the current Texas land commissioner, George P. Bush, wearing cowboy boots and a shiny white smile, who hails from a famous political dynasty, even as he has worked hard to carve out an image independent from it. In the middle is Rep. Louie Gohmert, a balding, folksy Fox…