Pennsylvania: John Fetterman (D) vs Mehmet Oz (R)

Two Senate hopefuls are battling to fill a seat vacated by the retiring incumbent in Pennsylvania: Lieutenant Governor John Fetterman, the tattooed former mayor of Braddock, PA, and Dr. Mehmet Oz, a Turkish-American television presenter and retired surgeon who shot to fame through his regular appearances on "Oprah".

In the mid-1990s, John Fetterman had a job at one of the world's top insurance fi