Tamerlan Anzorovich Tsarnaev (Cyrillic: Тамерла́н Анзо́рович Царна́ев /ˌtæmərˈlɑːn ˌtsɑrˈnaɪ.ɛf/; October 21, 1986 – April 19, 2013) and his brother Dzhokhar Tsarnaev allegedly 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 half-Chechen and half-Avar. He and his family immigrated to the United States as refugees in 2002.