Stacey Abrams at Risk of Losing to Brian Kemp Amid Problems With Key Voters

Four years ago, Democrat Stacey Abrams came with one-and-a-half points of becoming the first member of her party elected to the governor's mansion since the official collapse of the old Democratic coalition in the 2003 election of Republican Sonny Perdue.

After building a party infrastructure that helped elect two Democrats to the U.S. Senate just two years ago, however, the New York Times and others are questioning whether Abrams risks falling flat in a second matchup against Brian Kemp in a race many observers believed winnable for Democrats.

Where incumbent U.S. Senator Raphael Warnock remains a slight favorite in his race against...