New Delhi, May 15 -- The Delhi government's submission to the central government on the fourth phase of the lockdown starting May 18 wants restrictions to apply only to so-called containment zones and not entire districts which are labelled red zones by the union health ministry and will also contain protocols for the staggered opening of markets and malls, more construction and industrial activities, and the resumption of public transport including the metro, according to senior officials in the chief minister's office....