ATLANTA — Christian Bethancourt lined Vance Worley’s first pitch in the ninth inning over the right-field wall for his first career homer, lifting the Atlanta Braves to a 5-4 win over the Pittsburgh Pirates on Saturday night. Bethancourt had three hits, including the drive off Worley (2-4). The ball, curving toward the foul pole, cleared the wall beyond the reach of right fielder Gregory Polanco.