New figures show almost half of people who have HIV in England, live in the capital.
That same study shows that the number of gay and bisexual men being diagnosed with HIV reached an all-time high last year.
Nick Thatcher reports.
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It is hoped the 7,400-mile journey will become a cost-efficient and time-saving way of transporting trade between China and the UK.
The Supreme Court is set to decide on whether disabled travellers are legally entitled to have priority use of wheelchair spaces on buses.