Retail sales fell last month to their weakest reading since January, according to figures out today from the Commerce Department. So why isn’t the American consumer spending? Plus, Amazon is launching its own version of the mobile credit card reader. Amazon Local Register is taking on established mobile payments apps such as Square and Paypal Here by offering a lower cost per swipe. We look at the battle for space in the growing sphere of mobile transactions. Also, the Amyotrophic lateral sclerosis (ALS) ‘Ice Bucket Challenge’ has been a viral and financial success, reportedly raising at least $4 million  nationwide since the campaign launched on July 29. The numbers are impressive, so what has contributed to this success and how sustainable is this model for other campaigns and organizations?