A patient complains of “chest pain”. Examination reveals tha…

A patient complains of “chest pain”. Examination reveals that the patient suffers from inflammation of the costal parietal pleura. This same patient eventually develops pleural effusion (excessive fluid in the pleural cavity) that must be drained to prevent compression of the lung. In order to safely gain access to the pleural cavity in the mid-axillary line, where should the needle be inserted?