MEXICO CITY (AP) - Mexico's president was savaged on social media and in political circles following his joint press conference Wednesday with Donald Trump, with many seeing a national humiliation in his welcoming of a man who has derided migrants as rapists and criminals. President Enrique Pena Nieto said Mexicans felt "aggrieved" and had disagreements with the Republican presidential candidate, but he never did what people here wanted most: demand that Trump apologize. Adding to the anger, in the press conference Trump repeated his promise to build a border wall between the countries. "Trump can leave at ease now. The...