LAHORE  -  Punjab Caretaker Chief Minister Mohsin Naq­vi has ordered Water and Sanitation Agency (WASA), Rescue 1122 and local administration, from China, to remain alert on reports of heavy rain in Lahore and other cities. In his statement is­sued here, the CM direct­ed the administration and other officers con­cerned to reach the field immediately. The chief minister said that drain­age of water from all the low-lying areas of Lahore should be ensured as soon as possible.