It may be sound unbelievable, but conservative Rush Limbaugh is urging Republicans to cross party lines this Tuesday in primaries in Ohio and Texas and vote for Hillary Clinton. During his No. 1 rated radio show and on his Web site, www.rushlimbaugh.com, the former Clinton archenemy has told listeners to “pimp themselves” for just one day vote by voting for Hillary to keep the Democratic Party “at war with itself.” Citing a story in a Texas newspaper headlined “Many Republicans to Vote for Obama," Limbaugh told listeners this week: “I understand I've got a big challenge here to try to...