In this March 3, 2015 file photo, federal agents gather at a nearby parking lot before raiding an upscale apartment complex where authorities say a birth tourism business charged pregnant women $50,000 for lodging, food and transportation, in Irvine, Calif. On Thursday, Jan. 31, 2019, authorities announced they have charged 20 people in an unprecedented crackdown on businesses that helped hundreds of Chinese women travel to the United States to give birth to American citizen children. (Jae C. Hong/AP, file)