BOSTON -- The first trial in the “Operation Varsity Blues” college admissions bribery scandal will begin this week, with the potential to shed light on investigators' tactics and brighten the spotlight on a secretive school selection process many have long complained is rigged to favor the rich.Jury selection is beginning Wednesday in federal court in Boston in the case against two parents — former casino executive Gamal Abdelaziz and former Staples and Gap Inc.