Megachurch pastor John Hagee is warning his San Antonio congregation and international following of a “world-shaking event that will happen between April 2014 and October 2015.” And, no, he's not talking about Fiesta. Hagee, founder of the Cornerstone Church, points to “four blood moons,” a rare astronomical event of four consecutive and complete lunar eclipses, known as a tetrad, which begins April 15. The San Antonio pastor asserts the dates of the eclipses signify a major event that will change history in a book released in October, a series of sermons and a TV special airing on Tuesday, the first...