Questions about Bush's Service Unanswered

In USA Today.

• Why did Bush, described by some of his fellow officers as a talented and enthusiastic pilot, stop flying fighter jets in the spring of 1972 and fail to take an annual physical exam required of all pilots?

What explains the apparent gap in the president's Guard service in 1972-73, a period when commanders in Texas and Alabama say they never saw him report for duty and records show no pay to Bush when he was supposed to be on duty in Alabama?

• Did Bush receive preferential treatment in getting into the Guard and securing a coveted pilot slot despite poor qualifying scores and arrests, but no convictions, for stealing a Christmas wreath and rowdiness at a football game during his college years?