1. Tonight on All In, we're diving into the real world implications of big money in politics, including the Supreme Court's 5-4 ruling yesterday to ditch aggregate limits on campaign contributions, and Charles Koch's Wall Street Journal op-ed decrying the “character assassination” brought against him and his company for its political involvement. Politico Chief Investigative Reporter Ken Vogel and Esquire Writer-at-Large Charlie Pierce join us.
2. You'll never believe who The College of Charleston chose as its new president: South Carolina's Lieutenant Governor Glenn McConnell, despite his association with Confederate history. The Progressive magazine's Kevin Alexander Gray joins the discussion.
4. Next up: Hobby Lobby Hypocrisobby!
5. Plus, Chris Hayes, who's on paternity leave himself following the birth of his son, joins the show as a guest in light of Boomer Esiason's comments slamming Mets second baseman Daniel Murphy for taking his paternity leave over the start of the season.