(BBC News) The US has lifted a 22-year immigration ban which has stopped anyone with HIV/Aids from entering the country.
President Obama said the ban was not compatible with US plans to be a leader in the fight against the disease.
The new rules come into force on Monday and the US plans to host a bi-annual global HIV/Aids summit for the first time in 2012.
For further details, see the full article at http://news.bbc.co.uk/2/hi/americas/8438865.stm