KFC and Taco Bell restaurants along 118th Avenue in Edmonton, on January 21, 2024, in Edmonton, Alberta, Canada.Yum Brands on Wednesday reported quarterly earnings and revenue that missed analysts' expectations as KFC, Taco Bell and Pizza Hut all reported weaker-than-expected sales.Yum is the third global restaurant giant to report disappointing revenue for the last three months of 2023. Starbucks and McDonald's both missed Wall Street's expectations, citing the Israel-Hamas war among their headwinds.Here's ...