Robert Jeffress, who pastors the First Baptist Church in Dallas, Texas, and who has been making the introductions of Donald Trump to several of his recent campaign audiences, stopped short of endorsing the billionaire during a recent media interview - but basically only because his nonprofit exemption with the IRS would have been threatened had he appeared to have given his stamp of approval to one candidate over another. "I am not officially endorsing any candidate but I was happy to pray at Mr. Trump's events on Saturday and in Iowa and also to introduce him," Jeffress said, in a...