GLENDALE , Walgreens Co., one of the nation’s largest drugstores, will build a planned store in La Crescenta, despite a companywide effort to reduce costs, officials said this week. Questions had swirled for months that the Walgreens, set for 3001 Foothill Blvd., would be scrapped after the company announced plans in December to curtail construction at sites around the country. For the full story click here