Fast-food chains lamented slow restaurant traffic in the first half of the year. It hasn't gone away, executives at McDonald’s (MCD) said today.  McDonald’s shares were recently a bit lower after the company said third-quarter same-store sales were lower than Wall Street expected. On a conference call with analysts, CEO Chris Kempczinski said that “traffic has remained pressured, reflecting industry-wide challenges.” “While we anticipated a challenging environment in 2024, our performance so far this year ...