CEO Chris Kempczinski is betting on Skye Anderson—the exec he’s tapped for tough assignments before—to boost sales growth and improve its value push.

McDonald's stock has fallen more than 11% this year, dragging its market cap down to roughly $191 billion.

McDonald’s posted a strong profit in its second quarter and named a new chief of U.S. operations as sales in the U.S. continue to be impacted by Americans’ cautious spending.

McDonalds posted higher second-quarter profit and revenue, though sales growth in its US market slowed as cautious consumers curbed spending. The company appointed a new US…