Half a league, half a league, Half a league onward.
Alfred Lord Tennyson
For a cavalry charge, it was something of a flop. The objective was a sprawl of scrub-grown hills known as "the Crow's Foot," and the mounts were hulking, olive-drab helicopters. Not a single cavalryman carried a saber; instead they cradled automatic rifles in their arms. No plumed, defiant enemy fell to their swift assault, only 47 scrawny, half-naked guerrillas. Yet in its unromantic rendezvous with the Viet Cong last week, the U.S. 1st Cavalry (Airmobile) was far more effective than anything...