Iran-backed Iraqi militants have claimed responsibility for a rocket attack on a U.S. military base in northeastern Syria on Friday, December 29, according to Xinhua. Affiliated with Iran, militants known as the Islamic Resistance in Iraq have claimed that their fighters launched rockets at a U.S. base in the city of Harab al-Jir in the northeastern Syrian province of al-Hasakah. The Syrian Observatory for Human Rights, based in Britain, confirmed that explosions were heard at the U.S. base in Harab al-Jir. There are no reports of casualties at the moment. This incident marks the 64th recorded…