A soldier sits in a Boxer armored vehicle at the DSEI arms fair in London on Sept. 11, 2019. Held every two years, the event is the world's largest arms fair. (Leon Neal/Getty Images)
A delegate looks at the MBDA Spear network-enabled high-precision surface attack system left, a "Future Low Observable Subsonic Cruise Missile Concept" center, and a Spear electronic warfare network-enabled decoy and jammer, right, on the first day of the DSEI arms fair. (Leon Neal/Getty Images)
A man tests the gun mounted on an SVOS Perun armored vehicle on Sept. 11, 2019, at DSEI. (Leon Neal/Getty Images)
A man checks his phone as he stands next to the ground-based APKWS laser-guided rocket by BAE Systems on the second day of DSEI. (Leon Neal/Getty Images)
On the second day of the DSEI arms fair, vice president of the Hanwha Group, Byung Chul An, left, looks at a model of the K9 Thunder self-propelled howitzer. (Leon Neal/Getty Images)
A delegate studies a Challenger II tank at DSEI. In London's Doclands area, the biennial event is the world's largest arms fair. (Leon Neal/Getty Images)
At the DSEI arms fair, a delegate walks past a model of the BAE Systems Tempest fighter jet. (Leon Neal/Getty Images)
A model head wearing a SHADES heads-up display computing system is seen at the DSEI arms fair. (Leon Neal/Getty Images)
Another sight to see at the DSEI arms fair was a New Zealand crossbred falcon wearing a Marshall Radio Telemetry GPS device. (Leon Neal/Getty Images)
Two men look at a model of a Type 26 frigate at the BAE Systems stand at DSEI. (Leon Neal/Getty Images)
On the opening day of the DSEI arms fair, delegates look at the IXI Dronekiller system. (Leon Neal/Getty Images)
From left, an RBS15 Mark 4, an Arexis jammer pod and an SLWT are seen at the Saab display stand during the DSEI arms fair. (Leon Neal/Getty Images)
A U.K. Dragonfire laser-directed energy weapon is seen at the DSEI arms fair in London, England. (Leon Neal/Getty Images)
A delegate experiences a virtual parachute jump on the Havelsan display stand on the second day of the DSEI arms fair. (Leon Neal/Getty Images)
A Morell M15 prototype is seen during a demonstration at DSEI. (Leon Neal/Getty Images)
The Space Force is evaluating what systems it already has in development to support President Trump's order and what capabilities it would need to build.
After initial design reviews with the firms competing for R-GPS, the service opted to “discontinue” the company's contract, an official told Defense News.
