Over the past decade, the US Alien Tort Statute (“ATS”)…has generally been viewed as the mechanism with the most
promising potential for holding MNCs to account for human rights violations in developing countries. In recent years, US
public interest lawyers have been at the forefront of developing ATS cases where MNCs are alleged to have been complicit
with states in such violations (…)

The article:
http://www.business-humanrights.org/Links/Repository/1004892