to find out why i met with conservation expert john caine for a kayak trip on the river. >> the most important reason why the river is in such bad shape today is that it simply doesn't get enough water to be a healthy river. >>reporter: why is that? >> it doesn't get enough water to be healthy because so much water is diverted for agriculture. >>reporter: california's central valley is home to the nation's bread basket. crops that grow here help feed the world with farms large and small making up 7 million acres of irrigated farm land. over the course of its 366 mile run, the river and its tributaries are dammed 73 times. water siphoned helps irrigate harvey bailey's lemon orchard. are you the reason it's so endangered? >> if you want to go back to when it was decided that the water was going to be diverted to go south to benefit a tremendous amount more people and grow crops that go all over the world, you can say that it was that that killed the river. >>reporter: every day, people drive right over the river. but what you can't see from the bridge is that there's no water here and

they've had john mc cain in 2008 and mitt romney in 2012. what are the qualities that are important now? senator lee: i've done several speeches on this. i'd like to see a candidate who is principaled and positive and proven. principle of meaning somebody who is not afraid to admit why he or she is a conservative, not afraid to demonstrate that commitment to conservative principles by embracing proactive, conservative agenda to explain how it is those conservative principles can be used to promote economic mobility in america, to help expand the middle class, to help those who are unemployed or underemployed expand their opportunities, and somebody who has got some kind of track record somewhere proving a commitment to these things. and i think we've got a pretty strong field of candidates so far, and it may well continue to grow. at this point, the more the merrier. reporter: does it give you any concerns that the money folks seem to be rallying so early around jeb bush? senator lee: does it concern me? no. i'm not terribly surprised by tha

and a senator with the record of john mckaib e cain can't be saying this kind of thing. >> he would be in favor of someone who was in the chairman of the joint chiefs. >> is he more a politician? or more a, you know, a military guy? >> the majority of chairmans are more politicians than soldiers. and you're referring to benghazi which got him in still a lot of hot water. >> so let's move. we've got iraq. syria. afghanistan. let's move to yemen. you know, obama's success story, that counter terrorism success story. and what we've got now is al-qaida is making advancements in yemen while iran supports the hoopties in saudi arabia. >> he almost had all of north africa going or gone. but yemen is important because there's nothing there. there's no infrastructure. >> there is a new report by fox's own james rosen. and it's stunning. he says that iran has been receiving roughly $700 million a month, almost $10 billion in the last year in assets unfrozen by the u.s. and its parter ins. so $10 billion in a year that iran is getting? and that's before we lifted all of the sanctions before they

. >>> while the giants are breathing a sigh of relief matt cain will not need tommy john surgery, thet the disabled list for the fifth time in the last three seasons. he has a strain and is expected to miss at least two weeks. >>> on sunday, the dubs matched up tonight against a possible play-off foe. half a game out of the eighth play-off spot in the west. first quarter time rung out. never fear steph curry will here. dubs up-1 in the second. curry toying with the defender. the stepback part of a huge first half. time running out. curry toniu owe. and the fadeaway is pure. right now, though they trail 88-82 in the fourth. >>> finally, tiger woods ready to go after a fifth green jacket when masters play gets under way thursday at augusta national. woods is back after dealing with numerous health issues and problems with his game that have kept him away from the pga tour since february 5th. >> people would never understand how much work i put into it to come back and do this again. it was sun-up to sundown. if the kids were asleep i'd still be doing it. when they were at school i would

secretary of state john kerry met with his counterparts in germany this morning discussing several on going conflicts around the world. dominic cain is live in germany where the meeting is taking place. how did the iran nuclear debate play out in secretary of state john kerry's talks with g7 foreign ministers? >> kerry said that the issue of iran was looming large over niece negotiations and made reference to the factual that the final resolution of the iran situation is supposed to be by the end of june this month. was, it's worth bearing in mind that four of the ministers who are in lausanne for those marathon talks early this month at part of the p5 plus one the permanent members of the security council and iran were basically, it was the sort of thing where he said that actually what was needed here was resolution and the host of this summit, he, too was at laws son, he, too referred to ran in his introductory remarks and went to talk about other countries on the agenda here in this summit, including the islamic state of iraq and the levant syria and libya be, too. there was clear emphasis on that what the foreign ministers co

cain is the one looming. thinking it may be a pre- cursor. a forearm strain is a pre- cursor for tommy john surgery.t could be serious. >> thank you. >>> tonight at 10:00 p.m. a building that has been a problem for neighbors and owned by the city of san francisco, why squatters and vandals are allowed to come and go. that is at 10:00 p.m. >> we are always here for you on www.ktvu.com see you later. honey, what is all this? hey! hey, mom? i'm trying to write this stupid college essay question, and i really don't even know where to start. okay, what's the question? tell me. "what's the biggest overcome?" didn't my third grade teacher say i had, like, a.d.d. or something? oh, no, honey. she said you couldn't a-d-d, and she put it that way because she also knew you couldn't s-p-e-l-l. wait, slow down... ohh! sweetheart? what's this? we talked about this last week. i said i'm building luke a tree house. you said "fine." you know, sometimes i think you just tune me out. i never told her. she just would have said "no." i don't remember agreeing to this, phil. this is like the time you backed down the drive

cain's health, if it surfaces. this is a pretty big story. if he has to have tommy john surgery, he is going to miss this entire year. the giants are on the hook for $20 million this year $20 million next year. >> whoa. >> $20 million in 2017 and the giants have the option for 2018. this is a pretty big deal how this turns out right now with matt cain. >> indeed it is. big news for matt cain and the giants. hopefully it's a little better for him and he gets healthy in the situation. thanks geraud. >> okay. >> you can watch "sportsnet central" on comcast sportsnet at 10:30. >>> aside from that it is baseball, happy new year for a lot of people. regardless of the weather. >> the good news for the a's home opener we have wind and clouds. but the showers staying offshore for now. but marin county north, have a few lingering showers maybe into the evening before the main event comes in. and you can see it right there west at ukiah, embedded thundershowers in that. that's going slide to the south. at 5:00 and 6:00 the winds have increased. rain likely. more so after midnight t