1. There is a celebration going on tonight near Cliven Bundy's ranch in Nevada. The Bundy family is hosting a barbecue to celebrate what they see as their own victory over the government in a stand-off over grazing fees. Nevada Assemblywoman Michele Fiore joins All In from the Bundy family barbecue. Meanwhile, will states-rights activists find a new Cliven Bundy to rally around? Senior Fellow, Southern Poverty Law Center, Mark Potok, joins to discuss.
2. Obamacare is working and conservatives don't like that. So, what are they doing? Continuing their habit of calling things they don't like a 'conspiracy'. MSNBC Policy Analyst, Ezra Klein, joins All In to explain.
3. Oklahomans who use their own solar equipment are getting slapped with an extra tax. Why? Chris Hayes is joined by Founder of SunEdison, Jigar Shah.
4. Some citizens of one South Carolina town suspect their police chief was fired because she's gay and they're fighting back. Chris Hayes is joined by the Senior Vice President at Target Cue, Cathy Renna, MSNBC Host, Karen Finney, and Executive Editor at the Nation, Richard Kim.