Pakistani authorities have declared a health emergency in the country's east due to smog. Smog has choked Punjab for weeks, sickening nearly 2 million people and shrouding vast swathes of the province in a toxic haze.

Authorities in Pakistan’s Punjab have declared a health emergency in the country's east due to increasing smog as more than 2 million people complained of respiratory illnesses. All educational institutions have been shut,

Punjab province in Pakistan has declared a health emergency and closed two cities due to severe smog affecting nearly 2 million people.

LAHORE, Pakistan A Pakistani province declared a health emergency Friday due to smog and imposed a shutdown in two major cities.Smog has choked Punja..