Walgreen Co., Express Scripts sign new agreement

Thursday, July 19, 2012 | 10:09 a.m. CDT; updated 4:49 p.m. CDT, Thursday, July 19, 2012

WASHINGTON — The Walgreen pharmacy chain will begin filling prescriptions from customers in the Express Scripts network again starting in September under a new multiyear contract that ends a costly impasse between the companies.