Optometrist David A. Cockrell, center, president of the American Optometric Association, talks with George Slover, right, senior policy counsel for Consumers Union, as they appear before the Senate ... more 
Optometrist David A. Cockrell, center, president of the American Optometric Association, talks with George Slover, right, senior policy counsel for Consumers Union, as they appear before the Senate Judiciary Committee's antitrust panel to discuss pricing policies and competition in the contact lens industry, on Capitol Hill in Washington, Wednesday, July 30, 2014. Lawmakers are concerned about moves by major contact lens makers in the United States setting minimum prices on their products which prevents discounting by retailers. Cockrell has a practice in of Stillwater, Okla. (AP Photo/J. Scott Applewhite) less 
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Associated Press | Photo By J. Scott Applewhite
Wed, Jul 30, 2014 5:36 PM EDT