NEW YORK--(BUSINESS WIRE)--Pershing Square Capital Management, L.P. released today a letter to Herbalife CEO Michael Johnson concerning his serious admissions about Herbalife and its conduct that were revealed by the New York Post. The letter reads as follows:   June 26, 2015 CEO Michael O. Johnson Herbalife Ltd. 800 West Olympic Blvd., Suite 406 Los Angeles, CA 90015   Dear Mr. Johnson: Today the New York Post reported on a 71-minute video in which you appear on a stage, making serious admissi