A post-mortem examination has confirmed that woman killed in a suspected road rage attack died from head injuries.
Christie McHugh, 33, died in front of her own children in the incident in Barnet on Tuesday.
It's believed she'd had a dispute with another driver, who had apparently blocked in her car outside the Lord Kitchener pub.
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The attacker grabbed her dog lead wrapped it round her neck and started to strangle her before running away.