In Drogaria Tefé, a pharmacy in the small city in of Tefé in the Brazilian Amazon, the powerful antibiotic Clindamycin is as easy to access as a chocolate bar. The clerk will sell you either without a prescription. 

Elizabeth Trovall / KBIA

Online retailer Amazon is severing ties with its online associates in Missouri because of a new state sales tax law.

Amazon Associates are people who write blogs or product reviews then link to They collect commissions if people use their link to buy at Amazon.