U.S. President-elect Donald Trump said on Sunday that Tom Homan, the former acting director of Immigration and Customs Enforcement (ICE), will be in charge of the country's borders in his new administration.

Homan was one of the key figures behind the controversial family separation policy undertaken by the previous Trump adminstration.

If you’re here illegally, you better be looking over your shoulder,” the former ICE director has said of Trump’s campaign pledge of mass deportation.