 The Operation was renamed Operation Dewey Canyon and on 24-5 January Companies from 2/9 and 3/9 Marines began patrolling south from Razor and Cunningham discovering the PAVN 88th Field Hospital which had been abandoned the previous day.On 31 January after a brief firefight with PAVN forces Company G secured Hill 1175, while Company F established Firebase Erskine ().On 1 February Company K established Firebase Lightning which was occupied by the ARVN 1st and 2nd Battalions, 2nd Regiment.