Spring Training, Day 4Highlights:Jerry Sands homered for the Dodgers in the seventh inning.Chad Billingsley pitched three innings of shutout ball, no walks, three hits, three strikeouts.Lowlights:Nine innings, three baserunners on offense, two errors on defense.Tony Gwynn, Jr. struck out twice and made an error in left field.Four consecutive Dodger relievers — Wilkin De La Rosa, Jon Huber, Roman Colon and Oscar Villarreal — each walked two batters (in a combined four innings).Sidelights:Gwynn is featured by Tony Jackson of ESPNLosAngeles.com.... Gwynn had a career-high 393 at-bats and scored 59 runs with the Padres (in 2009). He also posted a .350 on-base percentage to go with that .270 average, and it looked as if the Padres had their center fielder for the foreseeable future.