Republican U.S. Senator Susan Collins and Democratic challenger Troy Jackson participated in their first debate on Tuesday, October 7, 2026, in Maine's closely watched Senate race. During the debate, Collins sought to distance herself from President Donald Trump, claiming she has voted against his agenda more frequently than other senators and emphasizing her political independence. The two candidates clashed over several key issues, including Trump's influence on her record, abortion policy, and Collins' efforts to secure federal funding for Maine. Jackson challenged the incumbent senator on her relationship with the Trump administration and her legislative priorities. The debate marked a significant moment in the race, with both candidates articulating contrasting visions for the state's representation in the Senate. Collins has held the seat since 1997, while Jackson represents an attempt by Democrats to flip the seat in a state that has become increasingly competitive in recent election cycles.