 Although initially successful, strong counter-attacks by Dietrich's Panzer Divisions caused the offensive to stall, inflicting 1,349 casualties on Canadian forces.The second phase required the Calgary Highlanders to move from St. Martin to capture May-Sur-Orne and Bourguebus Ridge, thus securing the flanks of Verrières Ridge.In the third phase, the Black Watch would move from Hill 61 to St. Martin, assemble, and attack Verrières Ridge with tank and artillery support.