Many of the Democrats' ads accuse Republican opponents of siding with the president over voters, particularly on issues like tariffs and the Iran war, which they blame for jacking up costs.

The Democrat faces more than $158 million in outside spending by Republican leadership and the world's richest man, Elon Musk.

Republican Rep. Michelle Fischbach will face Democratic challenger and small business owner Erik Osberg on the debate stage Thursday.

Sen. Susan Collins, R-Maine, and Democratic challenger Troy Jackson will meet on the debate stage Thursday in one of the nation's most closely watched races during this midterm election cycle.

Let's get into the map and math.

President Donald Trump is making an unusual campaign trip with the midterm elections looming.