The Pentagon must re-scope its intelligence, surveillance and reconnaissance assets to operate in contested and access-denial environments of the future as opposed to the more permissive airspace of today, according to a senior Defense Department official. Filling this capability gap caused by an increasingly diverse and changing threat environment is one of the largest challenges the department is facing in the unmanned and ISR arena, Dyke Weatherington, DOD's director of unmanned warfare and ISR, said in a Sept. 24 interview...