Michael Duke, Walmart's boss, who led the international division during the controversial period, could also face scrutiny, as could Lee Scott, who was chief executive at the time.

ECONOMIST: Walmart

Buffalo selected safeties with back-to-back picks on Saturday, selecting Nevada's Michael 'Duke' Williams 105th overall and Clemson's Jonathan Meeks 143rd overall.

WSJ: Bills turn to defensive need on final draft day

"Cancer is a disease of aging, so as people live longer there will be more cancer, " explained Dr. Michael Kastan, executive director of Duke University's Cancer Institute.

WSJ: Cancer Society hits 100 as US cancer rate falls