Precedent that must be applied or followed is known as binding precedent (alternately mandatory precedent, mandatory or binding authority, etc.). Under the doctrine of stare decisis, a lower court must honor findings of law made by a higher court that is within the appeals path of cases the court hears.
Update at 9:55 a.m. ET. 'Talk' To Go Off The Air At The End Of July; Decision Came After Discussions With Stations: The New York Times adds that the plan is the product of discussions that began more than two years ago between NPR and some of its biggest member stations.
In 1997, Matthews began his own weeknight talk show, Hardball with Chris Matthews, which originally aired on America's Talking but is currently on MSNBC. Hardball features pundits and elected officials as guests. The Chris Matthews Show aired in syndication from 2002 until 2013.