>> comfortable sounds good. >> all right. >> thank you, tim. >>> scott pelley has a preview of what's coming up tonight on the cbs evening news. >>> from nasa's first mission until now, the final shuttle night. we'll look at how cbs news and walter cronkite covered the space race for the last 50 years. that story tonight on the cbs evening news. >>> they smooth unruly hair. but are brazilian blowouts dangerous to your hair? >>> disappointing job fronts. >>> high-profile arrests. the latest from london on the phone hacking scandal. eyewitness news at 4:00 eyewitness news at 4:00 continue,,,,,,,,,,,,,,,,