 He planned the operation as a two-pronged assault, relying on the 2nd and 3rd Canadian Infantry Divisions to capture Vaucelles, Colombelles, and the opposite banks of the Orne River.On the morning of 18 July, Gen. Rod Keller's 3rd Division would cross the Orne near Colombelles, and then proceed south towards Route Nationale 158.The 3rd Division would then move to capture Cormelles.