A top Republican super PAC is jumping into the Nebraska Senate race as incumbent Sen. Deb Fischer (R) struggles to put away her race against Independent Dan Osborn.

The Senate Leadership Fund (SLF), a group run by allies of Senate Minority Leader Mitch McConnell (R-Ky.) said it is spending $3 million in the red state to back up Fischer, whose fight for a third term has suddenly tightened.

Independent polling has been sparse, but internal surveys from both camps have shown that their respective candidate is leading the race.

​​"California and New York Democrats........

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