After a string of monsoon-season victories in which they chewed up eight South Vietnamese battalions, the Communist Viet Cong suddenly slowed their offensive. Whether they were pausing to catch their breath or to fathom President Johnson's recent pronouncement, calling for both a buildup of U.S. forces and a renewed try for peace was un clear. But the fact was that while the guerrillas have conducted some small-unit actions, it has been weeks since they have risked any big, battalion-scale attacks.
Nip-Ups, Not Knockouts. The Viet Cong had reason enough to work...