India, July 8 -- The US Labour Department has said it will launch a probe into H-1 B visa abuse by several companies, including Indian IT giant Cognizant.

Speaking on Fox Business on Wednesday morning, Labour Department inspector general Anthony D'Esposito said that it would be the most aggressive action against foreign labour fraud.

"We are going to take an aggressive action, what we believe is probably the most aggressive action against foreign labour fraud by an inspector general. We have already started to issue dozens of subpoenas. We are going to make sure that we track down every lead. We have whistleblowers talking about some of the biggest companies like Cognizant, who have been sort of in the chatter of issues like PREM and H1...