One person is dead after a Southwest Airlines flight made an emergency landing in Philadelphia. Experts say the city’s police department also has some explaining to do regarding the arrest of two black men at a Philadelphia Starbucks. Kim Rueben, Director of the State and Local Finance Initiative at the Tax Policy Center talks Tax Day. A look at how the Delaware is preparing for the highway of tomorrow. Andrew Ferrett and Sam Katz discuss the newest episode of their documentary “Philadelphia: the Great Experiment” which looks at how a post-Civil War Philadelphia dazzled on the world stage.