The Mystics capped a six-game home stand with an 87-73 win over cellar-dwellers Sacramento on Sunday, led by Crystal Langhorne’s 19 points and hot three-point shooting by Marissa Coleman and Monique Currie. The Monarchs dropped to 4-15, the worst record in the league, while the Mystics improved to 9-7. A litany of impressive stats lay waiting for digestion after the game: four starters finished in double figures (Currie, Langhorne, Chasity Melvin, and Lindsey Harding),…