Plot: Headlines for July 21, 2016; 'Grandiosity and Misogyny': Jeff Sharlet on 'Common Thread' Between Mike Pence & Donald Trump; The Odd Couple: While Trump Openly Cheated on Ex-Wife, Pence Called for Criminalizing Adultery; Have You Seen George W. Bush John Kasich John McCain Looking for the GOP No-Shows at the RNC; Activists Block RNC Entrance with Mock Border Wall So Trump's Hate 'Won't Reach Our Communities'; Did Donald Trump Pick Mike Pence to Appease the Koch Brothers & the Religious Right; Make America Straight Again A Debate on What Could Be the Most Anti-LGBT Republican Platform Ever; As the Number of Black GOP Delegates Falls to Historic Low, Meet a Few of the Only Ones Left; Pastor on Tamir Rice Shooting: Ohio is an Open-Carry State Except If You're an African-American Male