The president, undeterred by weekend protests, posted on social media that the U.S. ”must expand efforts to detain and deport Illegal Aliens in America’s largest Cities, such as Los Angeles, Chicago,

Meanwhile, immigrant rights advocates are warning of messages going out this weekend, asking people to report to the west suburban Broadview immigration processing center.

President Donald Trump announced an expansion of U.S. Immigration and Customs Enforcement raids on sanctuary cities as part of his campaign promise of the “largest Mass Deportation Program in History.