The fifth in a series of at least five, on how close selected Dodger prospects are to the majors ...Ivan DeJesus, Jr.Vitals: SS-2B, 5-foot-11, 190 pounds, turns 24 on May Day.Summary: For the first time in this series, we're talking about a prospect who is trying to bounce back instead of one who is ascending. Two years ago, the son of 1970s Dodger Ivan DeJesus was coming off a year in which he delivered an impressive .419 on-base percentage to go with a .423 slugging percentage in the Double-A Southern League while still 21. To compare, Dee Gordon had an inferior .332/.355 in the same league at age 22.But a broken leg suffered on an ill-fated slide in Spring Training wiped out DeJesus' 2009 season. Then the Dodgers bumped him up to Triple-A as he started his comeback in 2010, and