Michael Flynn and other advisers to Donald Trump’s campaign were in contact with Russian officials and others with Kremlin ties in at least 18 calls and emails during the last seven months of the 2016 presidential race, current and former U.S. officials familiar with the exchanges told...

China has urged Windows users to protect themselves against a new ransomware virus similar to the WannaCry bug that wreaked havoc worldwide last week. "UIWIX" encrypts and renames files through a bug in the Windows operating system, China's National Computer Virus Emergency Response Center...

The Trump administration took a key step Wednesday toward preserving the Obama-era nuclear deal with Iran, coupling the move with fresh ballistic missile sanctions to show it isn't going light on the Islamic republic. The State Department said Iran would continue to enjoy relief from...

The Syrian opposition is seeking an extension of the current round of U.N.-hosted peace talks underway in Geneva. Salem Meslet, an opposition spokesman, said on Wednesday it's "not right" that this round is expected to last just four days, and says the opposition plans to ask for more...