A US immigration lawyer representing more than a dozen workers arrested at a Hyundai facility in Georgia last week said on Wednesday that many of the nearly 500 picked up appeared to be working legally, contradicting allegations by authorities.The lawyer, Atlanta-based Charles Kuck, said his clients included seven South Koreans who entered via the ESTA programme, for countries with visa-free travel to the US, or with B-1 visas for temporary business travel.He said they were legally allowed to...