A second Dec. 12 account of a drone over Clifton, N.J., dispersing some sort of a gray mist was also dismissed as another plane: a Beechcraft Baron 58, which experienced turbulence, “dropped ...

An Army drone expert reveals how his team built low-cost, in-house drones, bypassed red tape and pushed back on "programs of record" to prepare for future conflict.

"If a similar drone-based attack were launched on U.S. soil, it would be extremely difficult to intercept once set forth in motion, much like the events of 9/11," Grange said.