Quick search by citation:

18 U.S. Code § 3235 - Venue in capital cases

The trial of offenses punishable with death shall be had in the county where the offense was committed, where that can be done without great inconvenience.

(June 25, 1948, ch. 645, 62 Stat. 826.)
Historical and Revision Notes

Based on section 101 of title 28, U.S.C., 1940 ed., Judicial Code and Judiciary (Mar. 3, 1911, ch. 231, § 40, 36 Stat. 1100).