DawnNews reported that officials confirmed more than nine bodies have been shifted to the hospital.
Operations said that it was a suicide blast in which policemen were targeted. And it could be a suicide attack police said that they are investigating the area.
A witness, who was in the building at the time of the explosion, said that she heard a loud noise and saw smoke coming out of a van.
Afghan police killed in USA strike
Local officials said 20 more officers are missing and that it wasn't clear if they had been kidnapped or if they had escaped. In the statement, the USA offered its condolences to the families of the security forces who were killed.
According to Dawn News, the three killed were anti-riot policemen.
Prime Minister Nawaz Sharif has expressed sorrow over the loss of precious lives in the blast.
Blast destroyed many families, but terrorists can never destroy our resolve.
Frontier announces 6 new nonstop destinations from CVG
As part of an expansion to 21 new cities, the airline will offer flights between Jacksonvillle and Denver and Cincinnati . The flight schedule and the start of ticket sales will be announced at a later date.
Blood-soaked caps, shoes, pieces of clothes and human flesh lay strewn across the blast site, as paramilitary rangers were called in to join the rescue effort.
Emergency was declared in the city hospitals and people were appealed to donate blood. "It was a deafening blast, which shook the entire Arfa Karim Towers", Dil told AFP. "The condition of several injures is stated to be critical" said an official.
The area where the blast took place is supposed to be one of the most secure neighbourhoods of Lahore, just 100 metres from the Chief Minister office.
But the country was hit by a wave of attacks in February this year, including a bomb that killed 14 people in Lahore.
For North Korea this element matters, and it is not Uranium
South Korean President Moon Jae-in has pledged to steer a course toward greater dialogue with the northern neighbor. President Donald Trump seeks to boost activity in his country's manufacturing sector.
Lahore has so often been the theatre of bloody attacks protested in the past, but they have declined in recent years, while the security situation in Pakistan has improved globally.