Planners attempted to protect Defending participants in the Operation Crossroads tests against radiation sickness , but one study showed Protest that the life expectancy of participants was reduced Cause_change_of_position_on_a_scale by an average of three months .

Planners added Cause_to_be_included additional fighter escorts to cover Filling the outward and return legs of the operation and sent Sending the entire force against Schweinfurt alone , instead of splitting the force .