Lenny Ignelzi/APAn elbow salute to Andre Ethier's first homer of the year.The smoothest Dodger victory of the season, 4-0 over the Padres, had a rough-and-tumble ending.On a night that the Dodgers were concerned enough about their bullpen to hold Chad Billingsley in reserve, Hiroki Kuroda, a good man and true, took a one-hitter into the seventh inning (last year, you'll recall, he took a no-hitter into the eighth inning against the Phillies) and came within one out of a shutout. He threw 117 pitches, the most by a National League pitcher in this young season.Kuroda gave up his fifth and sixth hits with two out in the ninth, and Jonathan Broxton came in to try to save his second game of the day and fifth of five Dodger victories this season. Broxton had Chris Denorfia down 1-2 in th