Should the patients colonized with extended-spectrum beta-lactamase-producing gram-negative bacilli (E-GNB) coming to hospital from the community with pneumonia get anti-E-GNB active empirical treatment?

Should the patients colonized with extended-spectrum beta-lactamase-producing gram-negative bacilli (E-GNB) coming to hospital from the community with pneumonia get anti-E-GNB active empirical treatment?