The race to replace Senate Minority Leader Harry Reid, D-NV is close - very, very close.
And the whole country is watching the match up between former Attorney General Catherine Cortez Maso and Congressman Dr. Joe Heck because who ever wins could determine the balance of power in the Senate.
While this one is tense, close races for the Senate are nothing new to the state of Nevada as John L. Smith explains.
John L. Smith, contributor