Original sentence: Returns indicated that Jackson, an African-American, siphoned off many African-American votes that would have otherwise gone to Cazayoux; Jackson won 36,133 votes--far more than the 25,000-vote margin between Cassidy and Cazayoux
Edited sentence: Returns indicated that Jackson, an African-American, siphoned off many African-American votes that would have otherwise gone to Cazayoux; Jackson won 36,133 votes—far more than the 25,000-vote margin between Cassidy and Cazayoux