NXP Semiconductors (NXPI) sold off after reporting soft guidance, as did Wynn Resorts (WYNN) for a miss on its top and bottom line. On the food front, investors weren't impressed with Restaurant Brands (QSR) but backed Yum! Brands (YUM) despite its miss. Dollar Tree's CEO steps down due to health concerns. Caroline Woods takes a closer look at the data behind the earnings reports.