center from late 2004 to early 2006, and i can tell you i had difficulty getting ton calendars of senators whom i wanted to brief. so there ar their air door for h is greater at this time than in some cases. >> woodruff: robert grenier, former director of c.i.a. counterterrorism, we thank you for joining us. >> you're very welcome. >> ifill: the supreme court today ruled against amazon warehouse workers who argued that they should be paid for the extra time it takes them to be screened at the end of the work day. cases like this are often argued by a relatively tight circle of lawyers who are well known to the justices, and are more likely to share the same education and private firm pedigrees. reuters looked at 17,000 petitions filed with the court to try to put numbers to that conclusion, and uncovered an