Pitching just like the legend sitting in the second row, Sandy Koufax, Dodgers left-hander Clayton Kershaw overwhelmed the explosive Astros with 11 strikeouts in seven innings on Tuesday night, and Justin Turner slugged a tiebreaking two-run homer off Dallas Keuchel for a 3-1 L.A. win in the opener of the World Series presented by YouTube TV at Dodger Stadium.