Speakers including Sen. Bob Casey Jr., U.S. Rep. Mary Gay Scanlon, Pennsylvania Attorney General Josh Shapiro, state Sen. Larry Farnese and state Rep. Brian Sims, who urged Senate Majority Leader Mitch McConnell to call the Senate back into session to strengthen gun control laws. Two House-passed bills strengthening federal background checks for gun buys have not been put up for a vote in the Senate.

Read more.