Races for Republican seats once considered as safe have tightened, potentially putting GOP strongholds in play.

In the fight for control of the US Senate, the majority may come down to which factor carries more weight: the map or the ...

Senate Republicans face tough midterm battles defending their 53-47 majority, with Maine's Collins and seats in North Carolina, Ohio most vulnerable.

Less than a year stands between the two parties and future Senate control as Democrats look to build off electoral wins earlier this month and Republicans work to hold on to the chamber. The road to ...

Add Yahoo as a preferred source to see more of our stories on Google. Senate Democrats are contesting four GOP-held seats that give them a potential path to the majority. They also need to hang onto ...