These are races to watch in Pennsylvania's Democratic primary - The Keystone Newsroom

These are races to watch in Pennsylvania's Democratic primary - The Keystone Newsroom

This election year will usher in a showdown over the post of Pennsylvania governor and pitched battles for several commonwealth congressional seats that could tilt the balance of power in the U.S. House of Representatives.  For the most part, these battles will play out in the general election, as Gov. Josh Shapiro tries to fend off a Republican challenger, Treasurer Stacy Garrity, and both parties feud over congressional districts. But the May …