Donald Trump, turning his focus to Wisconsin even as another controversy cast a shadow over his campaign, said Tuesday he will no longer honor his pledge to support the eventual Republican presidential nominee. And his two Republican rivals, Texas Sen. Ted Cruz and Ohio Gov. John Kasich, also...

By launching nuclear-capable missiles Iran has defied a United Nations Security Council resolution that endorsed last year's historic nuclear deal, the United States and its European allies said in a joint letter seen by Reuters on Tuesday. Iran's recent ballistic tests involved...

An EgyptAir plane flying from Alexandria to Cairo was hijacked and forced to land in Cyprus on Tuesday by a man with what authorities said was a fake suicide belt, who was arrested after giving himself up. The passengers and crew were unharmed. Eighty-one people, including 21...

Hundreds of thousands of children in Yemen face life-threatening malnutrition and millions lack access to health care or clean water due to the year-old war there, the U.N. Children's Fund said on Tuesday. A UNICEF report also said all sides in the war had "exponentially...