tarr: it's not a problem of point "x" and point "y" alone. this is a watershed problem. a watershed problem. lichte: the watershed encompasses many municipal boundaries and it doesn't know any local politics. narrator: in the pittsburgh system, 83 cities and towns use the same sewage treatment plant -- alcosan. so all 83 municipalities have to work together to address the problem. schombert: we know we have billions of dollars that will have to be spent over the next 15 to 20 years. you can't do that wisely when you have 83 separate government agencies making decisions. the municipal consent orders and the alcosan consent decree require that the municipalities participate in a long-term, regional wet weather control plan. narrator: the information gathered in the initial research phase of the wet weather control plan will inform the large-scale infrastructure overhaul. and, as this research moves forward, pittsburgh is also working with environmental groups that are cleaning up the watershed. woman: make that connection. man: like a mural on the side of a building? woman

gail levin will be giving a wonderful lecture in the hamptons and thank you tore our sponsors, the tarrily, chubb and dayton wood osborn and thank you to ellen chezler and mickey strauss for getting this organized. [applause] >> a really -- thank you. thank you very much. and thanks to the panel. [applause] ♪ >> "washington journal" is featuring a look at the medicare program all this week. today an overview of the program and the changes over the past 45 years since that became law. you can see the series live every morning at 9:15 every morning on c-span and you can see it again each evening here on c-span2 at 7:15. also tonight on c-span2, the communicator ♪ [no audio] >> notice the color of the bourbon, that pretty amber color that you see is all coming from the inside of the barrel. this is where bar been gets all of its color and a lot of its flavor. currently they discovered over 200 chemical flavors just in the oak and the tar from the barrel. >> this weekend we highlight frankford, kentucky on booktv and american history tv. on booktv tv on c-span2, vice, violence, corruption a