and daniel raymond of the harm reduction coalition talks about efforts by some states to start needle exchange programs to fight outbreaks of hiv and hepatitis c. and we will take your calls and you can join the conversation on facebook and twitter. washington journal, life at 7:00 a.m. eastern on c-span. here are some of our featured programs for this holiday weekend on the c-span network. on c-span, saturday at 8 p.m. eastern, texas state senator and gubernatorial candidate wendy davis on the challenges facing women in politics. and then golfing legend jack nicholas receives the congressional gold medal for his contributions to the game and community service. on c-span twos books tv, saturday night at 10 a content eastern, on afterwards, activist and author were no west on the -- cornell west on the radical and political thinking of martin luther king jr.. and our conversation with investigative reporter for the washington post robert kessler. he has written many books. and on american history tv on c-span3, saturday at 8 p.m. eastern, east carolina university professor emeritus cha