Question: Medco Health Solutions, Inc. was an American Pharmacy Benefits Management (PBM) company which served more than 65 million people, before it was ultimately acquired by Express Scripts, in April of which year?
Sentence (from "Medco Health Solutions"): Medco Health Solutions, Inc. was an American Pharmacy Benefits Management (PBM) company which served more than 65 million people, before it was ultimately acquired by Express Scripts in April 2012.
Relevant evidence: Yes