As an emerging markets specialist, I usually recommend a stock from outside U.S. borders. But I also watch the wider market, and for this issue I’ve picked a U.S. stock with an intriguing story and an earnings-powered gap up under its belt. It’s a specialty retail company that’s had some good earnings news and has another good reason for attracting attention. Williams-Sonoma (WSM) is a San Francisco-based retailer that operates more than 600 stores including 264 Williams-Sonoma high-end kitchen stores, more than 200 Pottery Barn and nearly 100 Pottery Barn Kids stores along with a few dozen outlets and...