Why the Race for PA's Senate Seat is a Big Deal — Even if You're Not From PA

The race to replace retiring Sen. Pat Toomey in Pennsylvania features three politicians seeking higher office: Lt. Gov. John Fetterman, State Rep. Malcolm Kenyatta, U.S. Rep Conor Lamb. Hedge fund CEO Dave McCormick and TV's Dr. Mehmet Oz are the top polling candidates on the Republican side.