Two House races in California, as well as one in Oregon and a Senate race in Arizona, have been updated by election forecasters to reflect GOP gains, with many shifting from leaning Democratic to being deemed as toss-ups.
The Arizona Senate race between Republican Blake Masters and incumbent Sen. Mark Kelly (D-AZ) has shifted from leaning Democratic to being rated as a toss-up, giving Republicans hope they can flip the seat red as part of their efforts to seize control of the upper chamber next month.