Twenty-six people including three children were injured when unidentified men attacked a hotel with hand grenade in Thokar Gali of Napier Road in Karachi.
The incident took place in the wee hours of Saturday.
According to an eyewitness, attackers were riding on bike.
All injured were shifted to Civil Hospital for medical assistance.
According to the police, the hotel was closed at the time of the attack but a few people were present who were busy gambling.
On the other hand, residents of the area said that due to the load shedding few people were present at the hotel and were targeted by the unidentified miscreants.