Nation: Former President Jimmy Carter revealed that he has advanced cancer that spread from his liver to other parts of his body. The busy 90-year-old Carter said he would alter his schedule to accommodate treatment, but the prognosis is not …

GeoEcon 101: In the midst of an economic slowdown and a stock market slump, China devalued its currency for the second day in a row. The Central Bank dropped the value of the yuan, by 1.6 percent against the US …