Around two dozen crew management companies provide replacement crews at all times.

On Monday, the league plans to increase its two-man replacement crews to three men.

A launching of a replacement crew scheduled for Wednesday has been canceled.

By the end of December some replacement crews arrived.

The league plans to increase its replacement crews from two men to three on Dec. 4.

The main computer failed again Sept. 8, but the replacement crew reported that the situation was "normal."

Velos returned to Greece after a month with a replacement crew.

Every man who served on one was required to train as replacement crew for whatever was being dropped.

The company brought in its first replacement crew, 100 workers whom it had recruited weeks before and trained at a nearby motel.

The major activity, however, continued to be the training of replacement crews for B-24 operations.