we've posted more of our conversation with maria klawe. plus, join our live chat tomorrow on women in science at noon eastern time, the details are on our science page. >> brown: again, the major developments of the day: an international court convicted former liberian leader charles taylor of fomenting atrocities in neighboring sierra leone. and the u.s. secret service widened its investigation of a prostitution scandal, after allegations of agent misconduct on previous presidential trips. the house passed a bill that encourages government and companies to share information in a bid to prevent cyber attacks. the president has threatened to veto over privacy concerns. online, we look ahead to election day, 28 weeks away. kwame holman explains. kwame? >> holman: judy sets the scene for a possible season of negative campaigning. her blog post is on our politics page. also, you can watch paul's earlier story about the futuristic inventions at singularity university. all that and more is on our web site: newshour.pbs.org. jeff? >> brown: and t

we've posted more of our conversation with maria klawe. plus, join our live chat tomorrow on women in science at noon eastern time, the details are our science page. >> brown: again, the major developments of the day: an international court convicted former liberian leader charles taylor of fomenting atrocities in neighboring sierra leone. and the u.s. secret service widened its investigation of a prostitution scandal, after allegations of agent misconduct on previous presidential trips. the house passed a bill that encourages government and companies to share information in a bid to prevent cyber tacks. the president has threatened to veto over privacy concerns. online, we look ahead to election day, 28 weeks away. kwame holman explains. kwame? >> holman: judy sets the scene for a possible season of negative campaigning. her blog post is on our politics page. also, you can watch paul's earlier story about the futuristic inventions at singularity university. all that and more is on our web site: newshour.pbs.org. jeff? >> brown: and that's