XFL to be 'petri dish' for football innovation, prospect development as part of partnership agreement with NFL
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/cdn.vox-cdn.com/uploads/chorus_asset/file/23261105/usa_today_14081296.jpg "XFL Strikes New Research and Development Deal with NFL - Bucs Nation")
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/cdn.vox-cdn.com/uploads/chorus_asset/file/23262670/1370386524.jpg "The NFL, XFL partnership not involving a developmental league is a mistake - Pride Of Detroit")
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XFL to be 'petri dish' for football innovation, prospect development as part of partnership agreement with NFL
NFL partners with XFL to test out rule changes, safety measures - Washington Times
NFL, XFL partnership will focus on innovations, rule changes
