Trump to visit Mexico before immigration speech

WASHINGTON - Donald Trump will be taking his first foreign trip as the Republican presidential nominee on Wednesday, making a quick visit to Mexico, a nation he derided as the home of rapists and criminals as he launched his campaign.The meeting with President Enrique Pena Nieto, who earlier this year compared the billionaire candidate to Hitler, comes hours before Trump is set to deliver a highly-anticipated immigration speech. It's a defining issue for Trump, but one on which he has appeared t