1. One jumbo jets, which are customized Boeing 747-200B models, were ordered by President Reagan and have been in operation since 1990.

2. The jumbo jet was almost three times larger than the largest aircraft flying at the time.

3. But they remain intrigued about who might have diverted the jumbo jet westward from its planned course.

4. When Apple released the jumbo iPad Pro last fall, the 12.9-inch device included numerous new features.