Instead of straight into it. captain? right face. >> the essence of conventional warfare were lines of soldiers facing each other. and that actually makes your artillery fairly ineffective. but what if you were to shoot at that column of soldiers from the side? so, as you hit one, the bullet could pass through and maybe hit another. >> fire. one cannonball can take down dozens of men this way. >> impressive, colonel knox. [ horse neighs ] [ crickets chirping ] >> washington has a creative plan of his own -- crossing the half-frozen delaware river for a surprise attack on britain's hessian merc...