Republican candidates in key Senate races are closing in on or beating their Democratic opponents following Supreme Court nominee Brett Kavanaugh’s testimony before the Senate Judiciary Committee last Thursday.

Tennessee

A new Fox News poll shows that support among Tennessee voters for Republican Rep. Marsha Blackburn is ahead of support for her Democratic opponent Phil Bredesen by five points, at 48-43 percent. Her lead in the polls for the soon-to-be-vacant Senate seat has jumped by two points since last month.

The number of Republican voters who say they are “extremely” interested in the November elections is up by 11 points since voters were last surveyed between September 8-11.

North Dakota

In North Dakota, support for Democratic Sen. Heidi Heitkamp has dipped by three points since voters were last polled three weeks ago. Support for Republican candidate Kevin Cramer has swelled by five points and he now leads in the polls by 12 points (53-41 percent).

The number of Republican voters who say they are “extremely” interested in the November elections is up by eight points.

Missouri

Support for Democratic Sen. Claire McCaskill stagnated, decreasing by 1 point among Missouri voters since they were last polled three weeks ago, while her Republican candidate has had a two-point bump among voters. The two are tied at 43-43, compared to three weeks ago, when Josh Hawley was trailing McCaskill by three points at 43-41.

The number of Republican voters who say they are “extremely” interested in the November elections is up by eight points.

Arizona

Democrat Kyrsten Sinema tops Republican Martha McSally by a 47-45 percent margin in the Senate race to fill the open seat of retiring Republican Sen. Jeff Flake. Last month, Sinema was up 47-44 percent (September 8-11).

Support for Democratic Senate candidate Kyrsten Sinema has stayed at 47 percent. The number of Republican voters who say they are “extremely” interested in the November elections is up by two points.