What is the ethnicity of the Boston bombers?

The Boston bombers, Tamerlan and Dzhokhar Tsarnaev, were of Chechen ethnicity. They were born in Kyrgyzstan to ethnic Chechen parents who had emigrated from Chechnya. The Tsarnaev brothers' background played a significant role in the media coverage and discussions surrounding their motives during and after the 2013 Boston Marathon bombing.