Vitriolic tweets and pro-Trump social media posts add context to the background of Cesar Altieri Sayoc, the man in connection with the homemade pipe bombs sent to top Democrats and liberal donors.
Frustrated that Congress hasn't repealed the Affordable Care Act, the administration continues to make moves that chip away at the ACA's nationwide protections and give states more control.
Kathleen Hall Jamieson of the Annenberg School for Communication talks to NPR's Michel Martin about the consequences of President Trump's divisive verbal attacks.
NPR's Michel Martin speaks with millionaire philanthropist Scott Wallace, a Democrat challenging incumbent Brian Fitzgerald in Pennsylvania's newly-drawn 1st Congressional District.
NPR's Michel Martin speaks to Republican Congressman and former FBI agent Brian Fitzpatrick about his re-election campaign in Pennsylvania's 1st district.
Authorities say there are eleven fatalities and at least six injured. President Trump said an armed guard could have stopped the attacker and called for an increased use of the death penalty.