Cruz booed for failing to endorse Trump

Stubbornly undercutting calls for Republican unity, Texas Senator Ted Cruz refused to endorse Donald Trump on Wednesday night as he addressed the GOP convention, ignoring thunderous boos from furious delegates as he encouraged Americans to simply "vote your conscience" in November. In a surreal moment, Trump unexpectedly walked into the arena just as Cruz was wrapping up his remarks. Delegates chanted Trump's name and implored Cruz to voice his support for the businessman, to no avail. Cruz's defiance ripped open party divisions anew, on the summer's biggest political stage. Trump allies were infuriated, including New Jersey Governor Chris Christie, who said Cruz's decision was "totally selfish