Two men traveled repeatedly to Lebanon for years, leading double lives as regular Americans and terrorist operatives for Hezbollah, according to US law enforcement officials.
The United Arab Emirates on Thursday upped the ante against Qatar by shutting its airspace, not just to Qatari flights but all air traffic to and from the capital Doha amid the worst diplomatic crisis to hit Gulf Arab states in decades.
South Korea's new government has suspended the deployment of a controversial US missile defense system that strained relations with China and angered North Korea.
Iran has slammed US President Donald Trump's response to Wednesday's twin terror attacks in Tehran as "repugnant", as the death toll from the ISIS-claimed assaults rose to 16.
In the turbulent Middle East, there seems no limit on the number of conflicts that can occur at once. On Wednesday morning, residents of Tehran experienced a series of coordinated attacks, with at least a dozen people killed as gunmen and a suicide bomber assaulted the Parliament building and the mausoleum housing the tomb of the Islamic republic's founder, Ayatollah Khomeini. ISIS quickly claimed responsibility.
The specter of terrorism has loomed large over the Arab Gulf states for some years, but the attack in Iran Wednesday, claimed by ISIS, suggests that the Islamic Republic is now a target.
North Korea on Thursday morning fired multiple unidentified projectiles, assumed to be surface-to-ship missiles, South Korea's joint chiefs of staff said. The launches occurred near the port city of Wonsan on North Korea's east coast.
CNNTech's Samuel Burke examines allegations against North Korea involving international cyberattacks, from the 2014 Sony hack to WannaCry ransomware just this year.
US President Trump's recent speech in Riyadh exhorted Muslim nations to counter Iranian regional aspirations and "drive out the terrorists and extremists."