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| Version 0 | Version 1 |
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| Stabbed Pc's murder weapon found | Stabbed Pc's murder weapon found |
| (10 minutes later) | |
| The knife used to murder special constable Nisha Patel-Nasri outside her home four months ago has been found. | The knife used to murder special constable Nisha Patel-Nasri outside her home four months ago has been found. |
| Police confirmed that a knife, missing from Mrs Nasri's kitchen, was used to stab the 29-year-old in the leg. | Police confirmed that a knife, missing from Mrs Nasri's kitchen, was used to stab the 29-year-old in the leg. |
| They have also identified a car seen near her home in Wembley, north-west London, which they think was involved. | |
| Police said DNA of her suspected killer found on the knife was not good enough to match with the national database, but may be used to eliminate suspects. | |
| Mrs Nasri, a hairdresser who worked as a part-time police woman, had been out for a meal that night with her husband Fadi to celebrate their third wedding anniversary. | Mrs Nasri, a hairdresser who worked as a part-time police woman, had been out for a meal that night with her husband Fadi to celebrate their third wedding anniversary. |
| 'Suspicious behaviour' | |
| The 29-year-old is thought to have gone outside in her nightclothes to investigate noises shortly before midnight on 11 May. | The 29-year-old is thought to have gone outside in her nightclothes to investigate noises shortly before midnight on 11 May. |
| She may have carried the knife with her - a John Lewis "Evolution" cook's knife - only for it to have been used against her. | |
| Police have not confirmed how or where it was found. | Police have not confirmed how or where it was found. |
| Future advances in DNA techniques may allow the profile to be developed further, but it is not yet sufficient to run against all of the two million samples on the database. | |
| But along with the car, a light grey Audi A4 saloon, seen close to the murder scene about an hour before the stabbing, detectives believe they have the evidence to build a strong case. | |
| Det Supt Julian Worker said the "suspicious behaviour" of those driving the car led him to believe it was "directly involved". |