With 19 days to go before Maine decides whether to return Susan Collins to the United States Senate for a sixth term, or whether to give Democrat Troy Jackson a crack at the job, the two candidates faced off for a final time. President Trump loomed large over the debate as Collins sought to distance herself from her fellow Republican, and Jackson seeking to tie the two closer together. A look at some key takeaways in a contest vital to the midterm hopes of both parties, per the New York Times and the Hill: