>18 U.S. Code § 1091(b):
>If death results from the act of genocide:
>Death penalty or life imprisonment
what did they mean by this

Under 18 U.S. Code § 1091, genocide is a federal crime. This law implements U.S. obligations under the Genocide Convention (1948).

According to 18 U.S. Code § 1091(b):
• If death results from the act of genocide:
Death penalty or life imprisonment