Top Trump administration officials, including “border czar” Tom Homan and the acting deputy attorney general, visited Chicago on Sunday to witness the start of ramped-up immigration enforcement in the nation’s third-largest city as federal agencies touted arrests around the country. Few details of the operation were immediately made public, including the number of arrests. But the sheer number of federal agencies involved showed President Donald Trump's willingness to use federal law enforcement beyond the Department of Homeland Security to carry out his long-promised mass deportations. Immigration and Customs Enforcement said it made 956 arrests nationwide on Sunday and 286 on Saturday. While some of the operations may not have been unusual, ICE averaged 311 daily arrests in the fiscal year that ended Sept. 30. MORE: https://www.wthr.com/article/news/nation-world/start-of-immigration-enforcement-crackdown/507-38cf6f55-399c-4bfc-9c81-0de3959b8755