Martial Law in Pakistan in current circumstances is a question of when but not if .
Just yesterday many didn't follow the law and attended the mass congregation in mosques.
Nobody told them that in South Korea coronavirus spread due to just one Church.
later the Church leader came and apologised to the people ,
see this link
Lee Man-hee got down on his knees and said the disease's spread was "not intentional".
www.bbc.com
Trust me , in our society no so called Muslim scholar even would apologise if many died due to mass congregation in a mosque.
Does the Police have the power to stop people from spreading the virus ? How likely is it before the virus spreads like America and Europe. Our lives , our family lives are at stake.
In Pakistan Army has the power to control the population.
Imran Khan cannot make the bold decision. He knows if he imposes lock down, people will lose the independence. Many will starve. He will lose the next election. Army doesn't have to think like that.
At this stage , it may not look sensible, but in a few days or weeks, people will be begging for Army to intervene.