McDonald's

McDonald'sTuesday reported an 8.1 percent rise in August sales at restaurants open at least 13 months, beating at least one analyst's expectations and sending shares up sharply.

The world's largest restaurant company said menu items including Snack Wraps, Cinna Melts, iced coffee and swet tea helped drive same-store sales, a key retail measure, up 7.4 percent in the United States.