Zainab's body was found on Tuesday in a garbage bin, senior police officer Imran Nawaz Khan said. Zainab's parents, who were away on a pilgrimage at the time she went missing, blamed the police for their slow response.
Last night, Samaa TV's 7pm broadcast was dedicated to Zainab - with anchor Kiran Naz criticising authorities over their handling of the murder. The situation worsened when the protesters attempted to storm their way into the office of Deputy Commissioner and collided with police.
Zainab's parents were in Saudi Arabia to perform Umrah when the incident took place.
It is pertinent to mention here that 11 minor girls were kidnapped and then murdered in Kasur during the last one year; however, police didn't arrest a single culprit.
People attend the funeral of a Pakistani girl who was raped and killed, in Kasur, Pakistan, on Wednesday. Police believe she was raped and strangled to death, the latest victim in a spate of kidnappings and murders of young girls in the city.
This is the 12th similar case to occur in just a two kilometre radius in the a year ago.
House reauthorizes Patriot Act's Section 702 without privacy amendments
Section 702 of the FISA Act allows intelligence agencies to gather information via surveillance on foreign targets. Devin Nunes (R-CA) to extend NSA surveillance authority for six years without significant new privacy safeguards.
As news of her murder emerged, angry mobs took to the streets of the country demanding the culprit be publicly hanged.
The girl's father, on returning to Pakistan on Wednesday, told the media that he would not bury her till justice was done.
Following the violence and increasing global attention in the case, the hashtag #JusticeForZainab began trending worldwide, and famous Pakistani figures including Nobel Peace Prize victor Malala Yousafzai and members of the national cricket team joined a chorus of disgust at the crime. According to reuters, this is not the first time such incident has been reported from Kasur.
Later her family and local traders staged a protest at what they claimed was a lack of action by the authorities to find the culprit, with shop keepers closing their premises in support.
Chief Minister Punjab Shehbaz Sharif said that he will supervise the Zainab case himself till the case is not resolved and won't let the rapist escape.
Qadri is a staunch political rival of the ruling Pakistan Muslim League party and he has led violent rallies in the capital, Islamabad, since 2014 after eight of his supporters were killed in anti-government rallies in Lahore, Punjab provincial capital.
Nobel Peace Prize victor Malala Yousafzai also said the government needed to do more to protect children.