"The Public Broadcasting Service (PBS) is a non-profit American public broadcasting television network with 354 member television stations in the United States

"The Public Broadcasting Service (PBS) is a non-profit American public broadcasting television network with 354 member television stations in the United States which hold collective ownership.[2] Its headquarters is in Arlington, Virginia." "Since the mid-2000s, Roper polls commissioned by PBS have consistently placed the service as America's most-trusted national institution." http://en.wikipedia.org/wiki/PBS http://en.wikipedia.org/wiki/PBS