Fox News Power Rankings: South Carolina moves to toss-up

Key Points:

• South Carolina's Senate race is now rated Toss-up, reflecting growing concerns among Republicans about Sen. Darline Graham's competitiveness against Democrat Annie Andrews, who are currently tied at 48%-48%.
• The Senate remains a toss-up with Democrats favored in 48 seats and Republicans in 46; Democrats could gain a majority with up to 54 seats on a strong night, while Republicans could retain control with up to 52 seats.
• Key battleground states include Ohio, which moved from Toss-up to Lean Democrat due to Sen. Sherrod Brown's consistent lead, and South Carolina, shifting from Lean Republican to Toss-up amid a tight race.
• Democrats are expected to flip the House with a floor of 223 seats and could reach as high as 252 seats on a strong night, while Republicans are projected to hold around 195 seats.
• Ohio's gubernatorial race has shifted from Toss-up to Lean Democrat following controversial campaign ads and polling showing Democrat Amy Acton leading Republican Vivek Ramaswamy.