A 17-year-old boy has been bailed until September 5 after being arrested on suspicion of possession with intent to supply a controlled drug.
His arrest follows the sudden death of Martha Fernback outside a community centre in South Oxfordshire.
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Thursday night's weather for the west of the region
Thursday night's weather for the east of the region
Regarded as the most glamorous day of the week - dresses, hats, heels and flamboyant fascinators are everywhere.