Graham Wins South Carolina GOP Senate PrimaryNancy Mace Concedes South Carolina GOP PrimaryNBC News: Platner Wins ME Dem Senate PrimaryKarmelo Anthony Gets 35 Years After Texas Murder ConvictionU.S. Strikes Iran After Helicopter DownedNBC: Steve Hilton Wins 2nd CA Gov Primary SpotHouse Passes 70-Billion-Dollar Border BillFour Convicted in Nationwide Tax SchemeNJ Man Arrested For Plotting Terror Attack For ISISJury Reaches Verdict In Case Of Teen Accused Of Killing Rival AthleteTrump Accuses Iran of Shooting Down U.S. HelicopterFDA Approves First New Sunscreen Ingredient In Over 20 Years