An automatic recount has been triggered in the U.S. Senate race in Pennsylvania between Bob Casey and Dave McCormick. Here's how the recount will work.

Unofficial results in the race for the US Senate seat in Pennsylvania have triggered a legally required statewide recount, Commonwealth Secretary Al Schmidt announced late Wednesday.The Associated Press called the race for Republican David McCormick,

The U.S. Senate race in Pennsylvania will now go to a recount, Secretary of the Commonwealth Al Schmidt has announced.