A 24-year-old man has been arrested on suspicion of affray.
He has been bailed until Sunday, July 6.
On Monday, a man was seen with a knife on Grenfell Road at about 11pm.
Noone was injured.
Thames Valley Police are appealing for witnesses on 101.
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The crash, which took place at about 7am today (Thursday), involved three vehicles. One man sadly died as a result of the collision and his next of kin have been informed.