Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: One portable supine AP view of the chest . Endotracheal tube ends in the right main bronchus , approximately 8 mm below the carina . Right lung is clear . The left upper lobe and likely left lower lobe opacities concerning for pneumonia are again seen . No pleural effusion . Low lung volumes . No pneumothorax . Cardiac and mediastinal contours are stable .
    OUTPUT:
    
1 . Endotracheal tube ends in the right main bronchus , approximately 8 mm below the carina . 2 . Persistent left upper lobe and likely left lower lobe opacities concerning for pneumonia .