Fetterman and Oz to face off Tuesday in only debate of marquee Pennsylvania Senate race

When Democrat John Fetterman and Republican Mehmet Oz debate in Harrisburg on Tuesday, it will be the first time the candidates in the highest profile Senate race of the year have ever met.

​When Democrat John Fetterman and Republican Mehmet Oz debate in Harrisburg on Tuesday, it will be the first time the candidates in the highest profile Senate race of the year have ever met.