...Senator Ted Cruz, already under attack in Iowa for opposing government support for ethanol, has won the support of an out-of-state conservative leader, Ken Cuccinelli II, who on Tuesday aimed an unusually blistering attack on "Big Corn"......"The Governor of Iowa is a Big Corn cheerleader, and his son is running a super PAC hitting Cruz for not bowing to worship Big Corn..." wrote Mr. Cucinelli, the former attorney general of Virginia.He described an agricultural forum in Iowa early in the year attended by presidential hopefuls as a "Big corn kiss up confab."Mr. Cruz is leading Iowa polls of likely Republican...