The Army may need to delay the rollout of the new technology, scale it down, or both.

A week from today, the first combat unit will get new ENVG-B goggles, which combine binocular night vision with computer-assisted cross-hairs linked wirelessly to the rifle. It’s a test case for the Army’s new high-speed approach to modernization.

Army foot soldiers are going into battle with more and more electronics, wirelessly networked both to each other and to distant command posts. So can GI Joe be hacked?

Army soldiers are testing goggles with an image-recognition system that can automatically spot threats like tanks and warn the rest of the squad — or transmit the target data to a distant missile battery so they can take it out.