Bullet holes can be seen in the windows of The Maple Tree pub, Woodfield Plantation, amid reports of a drive-by shooting at around 9pm on Thursday.
Eyewitnesses also reported seeing blood on the floor of the pub.
One man said police were taking statements from those inside the pub.
Another witness claimed a 21-year-old man was injured after being shot while inside the pub.
We have contacted South Yorkshire Police for more information and are still awaiting a response.
More to follow.