That might be someone who is a remorseless killer, but a stone-faced stare might also mean that someone is stoically accepting defeat, which is in fact what Chechen culture prescribes for someone in Dzhokhar Tsarnaev's situation.
Parece un asasino sen remorsos, pero unha mirada fría tamén significa que alguén acepta estoicamente a derrota, que de feito é o que a cultura chechena prescribe para alguén na situación de Dzhokhar Tsarnaev.