Tamerlan Anzorovich Tsarnaev (Cyrillic: Тамерла́н Анзо́рович Царна́ев ; October 21, 1986 – April 19, 2013) was a Kyrgyz terrorist who, with his brother Dzhokhar Tsarnaev, planted bombs at the Boston Marathon on April 15, 2013. The bombings killed three people and reportedly injured as many as 264 others. Tsarnaev was of half-Chechen and half-Avar descent. He came to the United States in 2004. At the time of the bombings, Tsarnaev was an aspiring boxer who authorities believe had recently become a follower of radical Islam. Wikipedia