Complex sentence: Northrop also says the LEMV could be used as a cargo aircraft, claiming that it has enough buoyancy to haul seven tons of cargo 2,400 miles at 30 miles per hour.
Split into simpler sentences: Northrop also says the LEMV could be used as a cargo aircraft. They claim it has enough buoyancy to haul seven tons of cargo 2,400 miles at 30 miles per hour.