David Cameron's been targeted on his visit to Sri Lanka's Northern Province by around 200 protesters from Tamil communities.
They claim missing relatives were murdered by security forces during the country's brutal civil war.
The PM's currently raising the issue of alleged human rights abuses with Sri Lanka's President Mahinda Rajapaksa.
David Griffiths from anti-persecution group Christian Solidarity Worldwide told Premier's Marcus Jones on the News Hour he thinks they're glad he's come.