"Terrorists" could just bolt a buzzsaw to a drone, drive a mile away from the power line in a truck with a few barrels of extra diesel and a generator and cut a

"Terrorists" could just bolt a buzzsaw to a drone, drive a mile away from the power line in a truck with a few barrels of extra diesel and a generator and cut away until they get bored of it. But I see an opportunity for the security theater industry there...