An entry in Monday’s column on the Launch Control Center NetLink system misspelled the name of its creator: Douglas Angell, a technical engineer with the 526th ICBM Systems Group at Minot AFB, N.D. We’ve corrected the original entry and apologize to Mr. Angell for the error.
The Pentagon has concluded a new agreement to buy laser-guidance kits that turn rockets into drone-killing weapons. BAE Systems and the Defense Department announced a framework deal of up to seven years for 25,000 Advanced Precision Kill Weapon System guidance kits annually for the U.S. military.

