Daily Brief: April 26

1. It's Primary Day in Pennsylvania. Here are races to watch around the Keystone State and a guide to the confusing delegate rules that guide the Pa. primary.

2. Staff reporters checked out candidate rallies across the area on Monday, including Ohio Gov. John Kasich's visit to a South Phila. diner and Donald Trump's stop at West Chester University.

3. Opinion columnist Louis Capozzi speculated about the nature of democratic choice in light of the rise of anti-establishment candidates this election cycle.