Both forces already share a number of services with others forces, including police air support and counter-terrorism work.

BBC: Warwickshire and West Mercia PCCs back sharing services

The engine constantly throttles up and down, not only to counter the drag on the satellite from residual air molecules in near space but also to smooth the flight of the vehicle to minimise the noise in the gravity measurements.

BBC: Goce gravity mapper surfs atmosphere

The problem is that the Air Force says it needs the plane to counter, in part, U.S. airplanes that have been sold overseas.

CNN: The Sky's The Limit

It stemmed from us not keeping the ball up front, them counter-attacking, a loose ball going up in the air and falling kindly, and a good finish.

BBC: Mark McGhee pessimistic over Aberdeen's top six chances

We will enhance domain awareness in air, maritime, and land environments, cooperate to counter violent extremism, and develop harmonized commercial passenger and cargo screening processes that will expedite the secure passage of people and goods.

WHITEHOUSE: The White House

An air marshal is an undercover armed guard on board a commercial aircraft to counter hijackings and other hostile acts.

BBC: NEWS | Americas | Bush says plot a 'stark reminder'