Jazmin Goodwin, CNN Business   Starbucks has announced that it plans on phasing out all plastic straws from its 28,000 stores worldwide by 2020. Some of its drink cups will be fitted with special flat plastic lids that can be used without straws. (Photo by Justin Sullivan/Getty Images) SOURCE: Justin Sullivan Starbucks is finally ditching straws and ushering in its long-awaited “sippy cup” lids for iced beverages. After announcing in July 2018 that it would begin phasing out plastic straws from all its stores by 2020, the modified plastic lid with a drinking spout is now making its official debut.