if we do that, there s no way that that cell could go on to become cancer, and that was an ah-ha moment for us in the lab. woodruff: all that and more on tonight s pbs newshour. major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. lincoln financial committed to helping you take charge of your financial future. and the william and flora hewlett foundation, helping people build immeasurably better lives. and with the ongoing support of these institutions: and individuals. this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. woodruff: confirmation today that the u.s. and russia have agreed on at least a pause in the syrian war. the formal announcement came from washington and moscow, but it left unclear just how extensive the cease-fire might be. meanwhile syria s president bashar al-assad cal
more on tonight s pbs newshour. major funding for the pbs newshour has been provided by: lincoln financial committed to helping you take charge of your financial future. and by the alfred p. sloan foundation. supporting science, technology, and improved economic performance and financial literacy in the 21st century. carnegie corporation of new york. supporting innovations in education, democratic engagement, and the advancement of international peace and security. at carnegie.org. and with the ongoing support of these institutions: and individuals. this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. sreenivasan: the political drama over the u.s. supreme court vacancy took a new twist today. the republican governor of nevada, brian sandoval, withdrew his name from consideration. sandoval said in a statement: the notion of being considered for a seat on the highest
major funding for the pbs newshour has been provided by: lincoln financial committed to helping you take charge of your financial future. and by the alfred p. sloan foundation. supporting science, technology, and improved economic performance and financial literacy in the 21st century. carnegie corporation of new york. supporting innovations in education, democratic engagement, and the advancement of international peace and security. at carnegie.org. and with the ongoing support of these institutions: and individuals. this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. sreenivasan: the political drama over the u.s. supreme court vacancy took a new twist today. the republican governor of nevada, brian sandoval, withdrew his name from consideration. sandoval said in a statement: the notion of being considered for a seat on the highest court in the land is beyond hum
it s very important and in the united states. it s like we are not in the practice of making distinctions between whose lives are more valuable. a christian s life is very valuable, no one should be slaughtered in syria. no one should be put through assad s killing machine whether these are christians, whether these are yezidis, shia. i always like pushing back on that idea, protector of minorities, because minority lives are not less valuable than those of the sunni arab majority in syria. so thanks very much again. mike, if you could follow up, quickly, as many of you i hope have read mike s piece from last year on mosaic and mike has mike has, i believe, uniquely identified the different ways the administration has been moving in the region which are largely about iran but also syria is a major part of this. so i think mike is especially well positioned to be able to put this in a larger regional context and also in terms of u.s. policy and different changes. so, mike, t
tuesday night for the new york state primary. join us at 9:00 eastern. taking you on the road for the white house on c-span, c-span radio and c-span.org. president obama delivers his last speech at the end of the month and this coming weekend they take a look back at the previous dinner routines. here s a poerth of what you will see. no one is prouder to put this birth certificate matter to rest than the donald. he can finally get back to focusing on the issues that matter like did we make the moon landing. what heal happened and where are big e and tupac. all kidding aside. we know your credentials and breath of experience. for example, just recently in an episode of celebrity apprentice at the steak house, the men s cooking team did not impress d andy recognized that the problem was lack of leadership and you didn t blame lil john or meat loaf. you fired gary busey and these decisions would keep me up at night. see the speech saturday night at 10:00 eastern on c-s