How are Super PACs influencing the GOP race? Wondering what the term 'brokered convention' even means? Will Obama's team raise more money this year than in 2008? TOMORROW at 12pm ET, John King takes YOUR questions live. Post your questions here or tweet @JohnKingCNN and tune in to CNN.com/live
Rep. Sheila Jackson Lee tells CNN's John King why she thinks the Trayvon Martin case should be federally investigated.