HBO, short for Home Box Office, is an American premium cable television network, owned by Time Warner. As of March 2011, HBO's programming reaches 28.2 million subscribers in the United States, making it the second largest premium subscription channel in America . In addition to its U.S. subscriber base, HBO also broadcasts in at least 151 countries worldwide.
The Concert For Valor is a first-of-its-kind concert to honor the courage and sacrifice of America’s veterans and their families on the National Mall in Washington, D.C., to be presented live on HBO on Veterans Day.