If the Israeli Air Force is indeed behind the recent attacks on the Syrian-Iraqi border, it means Israel is prepared to go, and fly, farther than before to enforce its red lines against Iranian entrenchment in Syria or to prevent Hezbollah from acquiring advanced weapons.

Declining to specify potential targets, US Treasury Secretary Steven Mnuchin says Washington considering imposing sanctions related to Ankara's purchase of S-400 system. The US says the system is not compatible with NATO defenses and poses a threat to Lockheed Martin's F-35 stealth fighter jet.

Egyptian Petroleum Minister Tarek El-Molla says "everything is agreed on" but further steps still needed before Israeli gas exports to Egypt via East Mediterranean Gas pipeline can commence following a landmark $15 billion export deal.

Unmanned aerial vehicle reportedly destroys a weapons depot belonging to pro-Iranian Shiite militias in the country's west, less than 24 hours after a mysterious airstrike killed 18 pro-Iranian militants on the Syria-Iraq border. Syrian official claims Israeli planes used Jordanian airspace in that attack and were "aided" by US forces stationed in Syria. "We hold the Americans and Israelis responsible for these acts of aggression which cross the red lines," said the official.

At Herzliya conference, Britain's top counterterrorism officer says attacks becoming easier to carry out and harder to detect. Potential threats that most concern British officers include returning foreign fighters, lone actors, people with mental illness, and the "rising threat" of right-wing terrorism.