David Vitter won with 51.0% of the vote (943,014 votes), ahead of Christopher John with 29.3% (542,150 votes).
The margin between the first two candidates was 21.7 percentage points (400,864 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 3.5 points.
Compared with the previous comparable race in the same area, the party margin moved 3.8 points toward Republicans. The winning party changed.
1,848,056 votes were counted in this race, for 7 candidates or options.
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