CCTV investigations in London Road, Kingston found a mound of fat the size of a bus had reduced the 70 x 48cm sewer to just 5% of its normal capacity.
Thames Water has begun repairs to 20 metres of the damaged pipe and work is expected to take up to six weeks to complete.
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An 18-year-old boy is fighting for his life in hospital after being shot in the head.
Broadcaster Jeremy Vine has published shocking footage of of him “getting a kicking” from an angry driver during a heated confrontation.
A police officer who had sex with a child rape victim he met online has been jailed for four years.