⚡Usamah al-Muhajir Killed: US Drone Strike Kills Islamic State Group Leader in Syria

The first friction occurred Wednesday morning when Russian military aircraft “engaged in unsafe and unprofessional behaviour” as three American MQ-9 drones were conducting a mission against IS, the US military said. On Thursday, the US military said Russian fighter aircraft flew “incredibly unsafe and unprofessionally” against both French and US aircraft over Syria.