I know at least CA this could mean trouble for our cars

[bmwstephen]

http://green.autoblog.com/2011/06/10/obama-administration-approves-e15-warning-label/

Our cars can barely handle the e10 blend

[e30e]

http://green.autoblog.com/2011/06/10...warning-label/

Our cars can barely handle the e10 blend

It's believed that many gas stations will continue to sell E10, rather than investing in separate E15 storage tanks and pumps