 And those borders in the east of the Democratic Republic of Congo are very porous. So I suppose there's a fairly strong likelihood that Burundi, Rwanda have been similarly affected, even though they may not have identified the disease yet. Yes, exactly. And I think this is what everybody's been very realistic around. The people move across the border. That's where the roads run, the mining community. There's also trucks going backwards and forwards. And indeed, a lot of this has been transmitted by the sex industry, as is typical in these regions.