 130 Brigade led, reinforced by 4th SLI and Sherman tanks of the Sherwood Rangers Yeomanry, followed by the other brigades.Initial casualties were heavy, particularly from mines, and 5th Dorsets attacking on the right soon ran into trouble.On the left 4th Dorsets opened the way for 7th Hampshires to advance on Cahagnes, but it took the accompanying tanks several hours to negotiate the difficult country.