Air Force pilots and aircrew who are pregnant will no longer be allowed to fly during their first trimester under revised flight rules announced by the service Tuesday. The move is one of several ...

The Air Force is rolling back policies that would allow pregnant aircrew members to fly early in their pregnancy and are adding higher scrutiny to those seeking waivers to stay in the skies.

“Due to the increased risk of miscarriage during the first trimester, pregnant aircrew are restricted ... which was more lenient on pregnant Air Force personnel flying during their first trimester.