Two men who were found in a car after they were stabbed to death have been named as Aaron Carriere and Josiah Manful.
No one has been arrested and police are appealing for witnesses to come forward. Any one with information can call the incident room on 020 8345 3715 or Crimestoppers anonymously on 0800 555 111.
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The 18-month-old puppy lives with owners Chris & Gillian French and their 10-year-old daughter Mia at the Mitre pub in Richmond-upon-Thames.
Detectives are hunting two suspects after the 23-year-old victim was left with a broken rib and a deep cut to his lung.
Transport for London expects 34,000 vehicles a month will be liable for the Toxicity Charge on top of the £11.50 Congestion Charge.