joining me now with the very latest on the senate debate is the newshour's political director lisa desjardins. >> sreenivasan: how did we get here? it has been a week. how did we goat this point? >> right. this is a gamble by senate majorly leader mitch mcconnell, when the senate comes up to a deadline, especially one like last week when they were on their way to i have a indication, the senate usually does meet that deadline, it is just by a few minutes, this time, however, they didn't, and i think the difference, hari this time, is that when these provisions were last authorized by congress, it was 2011. since that time, we have seen everett snowden made his revelations about what exactly these programs have been doing and just in the past few months they got a federal court to rule

lisa desjardins, pbs newshour. >> sreenivasan: for more on the supreme court's landmark decision we're always-- by marcia coyle of the "national law journal," who was in the courtroom today. how did we get to this decision. >> okay hari first i would like to say people who are list ink and really interested they should read the decision, they're easy to read up on the court's website and i think people will enjoy reading them. i look at justice kennedy's majority opinion in basically three parts. first he acknowledged that the tradition of marriage has been between a man and a woman for a millennia. but he said the nation's understanding of marriage has changed as new generations embrace the development of freedom. then he moved to marriage is a fundamental right of the constitution and he said there are basically four principles that show why it's a fundamental right and where they apply with equal force to same sex couples. first, are he said inherent in the right to marry is the right to personal choice. decisions about marriage are among the most important, most intimate that an in

our political director lisa desjardins begins our coverage with the surprise in-person lobbying efforte white house. >> reporter: hours before today's showdown vote, president obama made a rare, last-ditch appeal to house democrats on capitol hill rebelling against his trade agenda. the so-called "fast-tck" trade legislation would help pave the way for the multi-nation so- "trans-pacific partnership" deal that's near completion; it's a key component of the president's economic agenda. the bill will allow the president to finalize global trade deals that congress can either vote up or down, but not amend. after the 30-minute morning meeting, the president smed unsure if he'd secured his own party's support. >> i don't think you ever nail anything down around here. it's always moving. >> reporter: california's brad sherman was pretty clearly un- moved. >> did he persuade me that our that that's a good policy? no. >> reporter: but ron kind of wisconsin did pledge support. >> for us as a caucus now not even to give him the decency or the respect to trust him a little bit, to try to go out

lisa desjardins pbs newshour. >> sreenivasan: bush announced today.ry clinton held her first major rally on saturday. no better time to talk about this week of campaign legacies and lift-offs than politics monday. joining me are our regular contributors-- amy walter of the "cook political report" and tamara keith of r. >> jeb bush launches with just jeb. >> exclamation point. >> exclamation point but we already knew he was running. what is the difference between when you say you're running versus all the weeks leading up to it when everybody suspected you were. >> that's right. there are a lot of limitations when awe nounce you are a candidate in terms of your ability to work with outside groups. remember he has a big super pac that has been raising a lot of money unregulated unrestricted money. now he has to raise restricted money for his own campaignment but here is what you can't do when you are a noncandidatement you can't really lay out the rational for why you want to be president because are you not really technically running for president. so

. >> sreenivasan: lisa desjardins thank you for joining us. >> my pleasure to be here in new york with you. >> sreenivasan: and no our signature segment. our focus tonight: the persistent problem of homelessness among america's veterans. the government estimates that nearly 50,000 vets are homeless today. that's actually a major improvement from a decade ago. but getting rid of the problem altogether has proven difficult, in part because veterans suffer mental health problems at a higher rate than those who have not served. the problem is especially acute in los angeles which has more homeless veterans than anywhere else in the nation. tonight, newshour special correspondent john carlos fray reports on that city's ambitious plan to end homelessness among veterans this year. that's the obama administration's goal nationally as well. >> porter: 56-year-old lendell seay proudly shows off his tidy one bedroom apartment, which overlooks the five freeway in east los angeles. the unit's bathroom is so big he keeps his bike in it, and there's plenty of room for his collection of hats, many of