washington closely with all of the important national unemployment rate information for august due out this week. brenda buttner with a look at a week ahead. wall street this summer trading volumes at the lowest levels in years. they thought the bulls were at work the broad mark at s&p 500 up around 7 percent since june. there is plenty to bring back investors as we kickoff in september. will they make clear it will try to stimulate the economy with bond buying for a third time. the european central banks meets, too. traders will be watching especially since a court ruled on a rescue fund for the debt mess over there. over here the big report out on friday. a look at the jobs market for august. will the unemployment rate