 Walgreens is closing what it calls a significant number of stores across the U.S. The drugstore chain made the announcement yesterday and said it plans to close underperforming stores as part of a multi-year strategy. Walgreens didn't specify how many of its stores will be closing, but CEO Tim Wentworth told the Wall Street Journal that it will be a, quote, meaningful percent. WGCH News Center Time, 733. Local headlines we're following for you.