TV highlights: The Season 3 finale of 'Black Sails' on Starz

(All times Eastern.)FINALE WATCH: In the Season 3 finale of "Black Sails" (Starz at 9 p.m.), the pirates face an attack from Rogers and his army, and Billy crowns a king.Sunday talk shows: "Fox News Sunday" (Fox at 9 a.m.) hosts Rep. Devin Nunes (R-Calif.), chairman of the House Intelligence Committee; "White House Chronicle" (WETA at 9) talks to New York Times reporter Dan Barry, author of "The Boys in the Bunkhouse"; "State of the Union" (CNN at 9) features Democratic presidential candidate Se...