Morning six-pack: What we're reading Tuesday
When it comes to the looming debt ceiling battle, it's all about the Senate. (Townhall)
Even scientists get the blues: The shutdown is affecting some operations that you may have not considered. (Forbes)
Sometimes we need to get graphic around here: This chart will tell you all you need to know about the U.S. government's spending habits. (Political Line)
—By CNBC's Jeff Cox. Follow him on Twitter @JeffCoxCNBCcom.