Second, those delegates are bound to vote for Mr. Trump by state laws and GOP rules. When Republican delegates arrive in Cleveland to select their party’s nominee, they should recognize that they are bound only by their consciences. The theory is twofold: First, his primary victories give him enough delegates to prevail on the first ballot at the Republican convention in July. The example of 1976 aside, the GOP has long recognized delegates’ independence to vote as they see fit. This year the Rules Committee will be packed with supporters of Sen. Ted Cruz, who has not endorsed Mr. Trump.

Source: Wall Street Journal June 12, 2016 22:07 UTC