US jets bomb 'pro-regime' forces in Syria, killing 100 2/8/2018 8:57:07 AM In this Air National Guard photo from Friday, two Air Force F-22 Raptors fly over Syria while supporting Operation Inherent Resolve. Fox News, Feb. 8, 2018 -  U.S. air strikes Wednesday killed more than 100 Syrian fighters aligned with the Bashar al-Assad regime, military officials said.  The U.S. jets and artillery were called in when Syrian “pro-regime forces” moved tanks and artillery and fired mortars about 5 miles east of the Euphrates River in Khusham, Syria. The river has long been a dividing line between U.S.-backed forces and Russian- or Iranian-backed fighters of the Assad regime. The build-up of Syrian pro-regime forces took place over the past week and included approximately 500 fighters in a large, formation supported by artillery, tanks, multiple-launch rocket systems and mortars, one official said. After 20 to 30 artillery and tank rounds landed within 500 yard...