we will speak with arms control expert joe cirincione, author of "nuclear nightmares." plus, we look at what was once called the crime of the century. >> someone had passed america's atomic bomb secrets. the federal government had laid the crime at the doorstep of two new yorkers. amy: more than 60 yearafafter the e ecution, the rosenberg casese i still stirring ntrorovey and d bate. thelel's sons are asng presint o oba to exerate thr mother as a new rerepo shows ethel was execudd becausshe refud to coorate wi theovernme doubt nvict her husband. -- to help convict her husband. all of that and more, coming up. welcome to democracy now!, democracynow.org, the war and peace report. i'm amy goodman. in breaking news, russian president vladimir putin said today syria's government has agreed to a ceaease-fire with rebels said to begigin at midnit tonighght. putin said russia and turkey would guarantee terms of the truce and that the deal excludes fighters with isis, the so proclaimed islamic state. it was not immediately clear which of the dozens of rebel groups fighting the