Walgreens & CVS, what's going on with pharmacies?

Missouri Atty General busted Walgreens for having sales then overcharging at check out. :http://www.fluther.com
:http://www.huffingtonpost.com/2013/08/27/walgreens-overcharging-customers_n_3823878.html::http://www.fluther.com

CVS is going after doctors for overprescribing pain meds based on the overdose rate rising.
:http://drugtopics.modernmedicine.com/drug-topics/news/cvs-bans-doctors-over-prescribing-pain-meds::http://www.fluther.com

What are your thoughts on either or both?