on the newshour tonight, political editor david chalian walks us through the changes in the president's inner circle. >> lehrer: then, ray suarez looks at the varied reactions to the suicide of a student at rutgers university in new jersey. >> brown: special correspondent kira kay previews this weekend's elections in bosnia, where ethnic tensions still run high. >> lehrer: mark shields and michael gerson offer their analysis of the week's news. >> brown: and hari sreenivasan has the latest on a powerful computer virus that could be targeting nuclear facilities in iran. >>> there are lots of groups today that are now sitting planning how to make use of this kind of mechanism. >> lehrer: that's all ahead on tonight's newshour. major funding for the pbs newshour has been provided by: and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> brown: there was a changing of the guard at the white house today. president obama

>> brown: and an overall campaign update called "political notebook" with our political editor david chalian. >> warner: paul solman looks at an effort to uncover what's really in herbal supplements. >> in one of america's fastest growing and least regulated industries-- medicinal herbs-- what you see may not be what you get. >> brown: and we close with a conversation with haitian- american writer edwidge danticat on her new book-- a collection of essays, including reflections on her homeland after the earthquake. that's all ahead. on tonight's "newshour." major funding for the pbs newshour has been provided by: and by the alfred p. sloan foundation. supporting science, technology, and improved economic performance and financial literacy in the 21st century. and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. >> brown: the military's policy of "don't ask, don't tell" on gays serving openly in the ranks was reinstated, at

and newshour political editor david chalian joinsim me now for the latest. we heard tim kaine talk about early voting. we hear all this talk about early voting in all of those states, significant? >> it is significant because it's some metric to look at p other than polls right now.cl both parties look veryth closely at are their voters t that they have identify as key to their successua actually getting this vote in early so that the partys can, what they call, bankhe those votes and worry about the rest on election day. but, it is a mixed picture what we are seeing.th we are certainly not seeingh the enthusiasm gap that we've talked so much about.ou we don't see some massive outpour on the republican side of the early vote. it kind of depends what state you are in, in florida,. in colorado, states with key race.ed we do seat republicansne edging out but a state like nevada that has that marquede reid-angle race it is almost dead even. so that is not quite reflectit hag that enthusiasm gap we are seeing nationally with the republicans having that t edge. >>

. >> lehrer: then, newshour political editor david chalian and mark thompson of "time" magazine discuss the fallout from the ruling to strike down don't ask, don't tell. >> brown: special correspondent judy muller reports on a california ballot proposition that would legalize the use and cultivation of marijuana. >>>> reporter: growers would have to start paying taxes on their crops, which is why not everyone in humboldt favors legalization. >> lehrer: margaret warner talks to marcia coyle about today's supreme court arguments on a death row inmate's right to new dna testing. >> brown: and, judy woodruff has a conversation with former justice sandra day o'conner about civic literacy for students, judicial elections and the new makeup of the court. >> i went in the courtroom myself, and looked at the bench of nine. a woman on the right end, a woman on the left end, and a woman near the middle, it was marvelous to see. >> lehrer: that's all ahead on tonight's "newshour." major funding for the pbs newshour has been provided by: finds out why. >> i want to know what the universe... >> looks

>> sreenivasan: on the political checklist, gwen and political editor david chalian discuss presidentama's campaign stops and the stakes for house speaker nancy pelosi on election night. our global health team is on a reporting trip to mozambique. they check in with a blog post on chronic hunger there. plus, we look at the power of pink during this breast cancer awareness month, from sports uniforms to political landmarks. watch our slide show of images bathed in signature pink. all that and more is on our web site, newshour.pbs.org. jeff? >> brown: and again, to our newshour for tonight. on tuesday, paul solman has another installment in his ongoing look at the growing home foreclosure crisis. i'm gwen ifill. >> brown: and i'm jeffrey brown. we'll see you online, and again here tomorrow evening. thank you and good night. major funding for the pbs newshour has been provided by: this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned

see political editor david chalian's interview with texas senator john cornyn.s chair of the senate republican campaign committee, cornyn says that if the g.o.p. takes control in november, they'll move quickly to repeal the health care and financial reform laws. plus on "a beat," jeff talks with bestselling author jonathan franzen about his latest book, "freedom." all that and more is on our web site, newshour.pbs.org. jeff? >> brown: and that's the "newshour" for tonight. i'm jeffrey brown. >> suarez: and i'm ray suarez. we'll see you on-line and again here tomorrow evening with mark shields and michael gerson sitting in for david brooks, among others. thank you and good night. major funding for the pbs newshour has been provided by: and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. captioning sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org w

on this week's political checklist, political editor david chalian talks to judy about that tight senate race in wisconsin. we have a q-and-a with marcia coyle about today's supreme court arguments on the limits of employee privacy. plus on art beat, jeff talks to musician phil collins about his latest album, called "going back." all that and more is on our web site, newshour.pbs.org. judy? >> woodruff: and that's the newshour for tonight. on wednesday, we'll look at a first amendment case at the supreme court involving anti-gay protesters at military funerals. i'm judy woodruff. >> lehrer: and i'm jim lehrer. we'll see you online, and again here tomorrow evening. thank you, and good night. major funding for the pbs newshour has been provided by: and with the ongoing support of these institutions and foundations. and... this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. ptiong sponsored by macneil/lehrer productions captioned by media access group at wgbh access.wgbh.org

>> sreenivasan: as the clock ticks toward election day, political editor david chalian and gwen highlighte races to watch. kira kay filed a reporter's notebook on the bosnia cancer story. that's on the rundown news blog. all that and more is on our web site, newshour.pbs.org. gwen? >> ifill: and that's the newshour for tonight. on wednesday, we'll continue our countdown to election day. i'm gwen ifill. >> lehrer: and i'm jim lehrer. we'll see you online, and again here tomorrow evening. thank you, and good night. major funding for the pbs newshour has been provided by: >> i do a lot of different exercises, but, basically, i'm a runner. last year, i had a bum knee that needed surgery, but it got complicated because i had an old injury. so, i wanted a doctor who had done this before. and united healthcare's database helped me find a surgeon. you know, you can't have great legs, if you don't have good knees. >> we're 78,000 people looking out for 70 million americans. that's health in numbers. united healthcare. >> this is the engine that bnsf, the engine that connects us. the william and fl