The casualties were taken to the emergency unit of the Royal Berkshire Hospital for treatment after an incident in Forbury Gardens.
A source told the Press Association there had been three fatalities, but this has not been confirmed by police or emergency services.
Thames Valley Police arrested a man at the scene, and he has been taken into police custody.
This is a breaking story. More to follow.
Published at Sat, 20 Jun 2020 21:49:00 +0000