WEST DES MOINES — New Jersey Gov. Chris Christie told an Iowa crowd last night he will bring blunt, straight talk to fill a leadership void in Washington and give the country hope again if he decides to seek the Republican Party’s 2016 presidential nomination. “Leadership matters,” Christie told about 100 Republicans who turned out for a Dallas County fundraiser at a suburban hotel to hear the New Jersey governor who made his third Iowa appearance within a month and his 13th trip overall. He met privately with Iowa Gov. Terry Branstad and Lt. Gov. Kim Reynolds before attending the...