Padres' Snell makes Cy Young case with dominant start over Dodgers

Blake Snell pitched six scoreless innings for the Padres in a win over the Dodgers.
Snell's 2.43 ERA leads Cy Young contention in the National League.
Snell's ERA over his last 21 starts is an impressive 1.33.
If Snell wins, he would be the seventh pitcher to win the Cy Young in both leagues.
Snell leads the National League in walks this season.