She and Senator Abraham together have spent more than $16 million on the contest.
Senator Abraham suggests that it might lead to a full percentage-point increase.
Record numbers are being deported, but Senator Abraham was not satisfied.
Senator Abraham had long been viewed as one of the most vulnerable Republicans in the Senate.
He added that Senator Abraham's popularity may now be rebounding.
Senator Abraham was given up for dead before this race began.
Senator Abraham used the phrase "criminal immigrants" five times in his letter.
In this case, it was more of a wonder that Senator Abraham did not fall asleep.
Senator Abraham knows the issues of energy policy, and he understands the opportunities and challenges before us.
I look forward to working with Senator Abraham to make sure that energy is available and affordable for all Americans.