Three men who were arrested over a drive-by shooting on Waterloo Bridge have been bailed until early May.
Police were called to reports of a shooting in the area at approximately 8pm on Friday.
A black Ford Focus travelling southbound was shot at - believed to be by someone on a motorcycle.
A 22-year-old man was taken to an east London hospital with head injuries but he has since been discharged.
Today the police renewed their appeal for witnesses and information following the attack.
Officers say the surrounding area, including the Southbank, would have been busy and are eager to speak with anyone who witnessed the shooting, or who saw the motorcycle in the area.
Any witnesses or anyone with any information can call police on 101 or call Crimestoppers anonymously on 0800 555 111.
More top news
A 15-year-old school boy has been stabbed 'five or six times' on his first day back at school in north London after the summer holidays.
Today's showers should clear overnight - and tomorrow will be more settled, but temperatures still feeling cool.
The pair have been poring over old maps and records in their bid to convince the council the warehouse should not be converted into flats.