Police officers are in Upperthorpe, Sheffield, this morning following a shooting.
Anyone with information should call South Yorkshire Police on 101 or Crimestoppers, anonymously, on 0800 555111.
South Yorkshire Police said an 18-year-old man was shot in Oxford Street, Upperthorpe, Sheffield, last night.
Emergency services were alerted to the gun attack at 11pm.
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The injured man suffered a gunshot wound to his leg, which is not believed to be life threatening.
The gunshot victim was taken to hospital, where he remains this morning.
No arrests are believed to have been made so far over the shooting.
A large police cordon is in place this morning around flats and an area of open space between Oxford Street and nearby Addy Street.
One resident posted on Facebook last night and said she heard a gunshot, the sound of people screaming then sirens.
Officers are guarding the crime scene this morning as investigative work is carried out to try to establish exactly what happened and to recover possible evidence left behind.
Last month two guns were found on land in Upperthorpe as part of a national operation in which land searches and raids were carried out in a crackdown on knife crime.
The guns found last month were close to where a man was shot dead in Daniel Hill, Upperthorpe, in February 2017.
Aseel Al-Essaie, aged 23, was shot dead on Daniel Hill, Upperthorpe, as he pulled up outside a house where he was due to attend his sisters engagement party. Three men were jailed for 90 years for murder.
Police officers are carrying out house-to-house enquiries in Upperthorpe looking for residents who may have seen or heard anything suspicious.
Paramedics were called to the scene of the shooting last night after reports of gunfire.
Armed police were deployed to the crime scene last night.
Forensic experts are expected at the crime scene today.
To pass on information call South Yorkshire Police on 101 or Crimestoppers, anonymously, on 0800 555111.