Consumer spending worsened through the first quarter as rising gas prices from the war in Iran compounded existing inflation and macroeconomic concerns, Constellation Brands says. The beverage company started off its most recent quarter seeing stronger purchasing behavior, but retail food and beverage volume trends slowed as the macroeconomic picture "drove a more discerning and value-conscious consumer mindset, most notably within lower-income households," the company says. (elias.schisgall@wsj.com)