Roy Moore, the former chief justice of the Alabama Supreme Court, is leading Sen. Luther Strange, R-Ala., 52 to 32 percent in a new poll by JMC Analytics and Polling in advance of next month's runoff election to see who will be the GOP nominee for the Senate.

Here are the poll highlights:

25 percent of those surveyed said President Donald Trump's endorsement of Strange makes them more likely to vote for him; 23 percent said it makes them less likely; 51 percent said it makes no difference.

10 percent said Senate Majority Leader Mitch McConnell's support of Strange makes them more likely to vote for him; 45 percent said less likely and 46 percent said it makes no difference.

68 percent of those polled described themselves as evangelical Christians.

Moore won in the first battle of the primary by taking 39 percent of the vote to Strange's 31 percent, The Hill noted. Rep. Mo Brooks, R-Ala., collected 19 percent.

The poll, conducted Aug. 17-19, surveyed 515 people. It has a margin of error of 4.3 percent.