An air ambulance was seen in the area (Credit: Gemma Ann Brill)
The victim was knifed inside the Sainsbury’s car park in Billet Lane at around 4.10pm this afternoon.
An air ambulance has rushed her to hospital and we are waiting for an update on her condition.
Police arrested a 27-year-old man at the scene on suspicion of attempted murder.
A crime scene remains in place as officers continue to investigate the attack.
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Tags: Havering, Hornchurch, Stabbing