At the heart of the report was a survey of 1,622 third-year law students at 117 campuses in 40 states and the District of Columbia.
0 3rd year law students in DC 
mnli hypothesis: 0 3rd year law students in DC  premise: At the heart of the report was a survey of 1,622 third-year law students at 117 campuses in 40 states and the District of Columbia.