sentences:  In places where XDR-TB is most common, people living with HIV are at greater risk of becoming infected with XDR-TB, compared with people without HIV, because of their weakened immunity.If there are a lot of HIV-infected people in these places, then there will be a strong link between XDR-TB and HIV.Fortunately, in most of the places with high rates of HIV, XDR-TB is not yet widespread.