These Burgers Are Better for the Planet, but You'd Never Know It

As the world's population heads toward 10 billion by midcentury, experts are wrestling with how to feed the world without wrecking the planet. It's not easy to find foods with lower environmental impact that still taste as good as the ones they are intended to replace. But chefs and environmentalists are both cheering one new menu item: the mushroom-blended burger. VOA's Steve Baragona has more.