Writer Norman Rush. Rush has a new novel, called "Mating." It's a comic romance that takes place in Botswana in the 80s. The novel builds on Rush's critically acclaimed collection of stories, "Whites." Rush himself served as the Peace Corps director in Botswana between 1978 and 1983. ("Mating" is published by Knopf). (Interview by Marty Moss-Coane)