(Reid Wilson, the article's author, suggests that mountaintop mining might be the key issue in this primary.)
Mongiardo, from the rural eastern part of the state, has cast himself as the candidate most likely to favor the coal industry. Conway, from Louisville, is against mountaintop removal, a controversial method of mining that Mongiardo supports.
We've heard from several KY Dem strategists who say the issue could be a factor in the primary; the coal industry plays an outsized role in KY, even though it accounts for less than 1% of the jobs in the state...
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