SAFER SKIES? With an unusually heavy mix...

SAFER SKIES? With an unusually heavy mix of general aviation aircraft competing with commercial planes, the skies over John Wayne Airport are more crowded than most. . . . This week, as the FAA implements much-delayed new air safety zones, officials hope the danger will lessen. Controllers here simulated use of the new zone last week. Said one official: “We were surprised it went off without a hitch.”