An American citizen was killed in an attack in Yemen last week. Jamal al-Labani, a Yemeni-American from Northern California, was reportedly killed during a rebel attack in Yemen. He had been visiting family when he was struck by shrapnel from mortar fire during an attack on the city of Aden. He is believed to be the first American killed in the fighting in Yemen. He had traveled to Yemen to bring his pregnant wife and daughter back to the United States, according to USA Today.
http://www.usatoday.com/story/news/2015/04/05/american-citizen-dead-in-yemen/25334045/