A year after its Minecraft meal drove a 2.5% sales jump, McDonald's names a new U.S. chief amid a cautious-consumer slowdown,

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.