Via the San Francisco Chronicle:

Federal immigration agents raided 77 businesses in Northern California this week, demanding proof that their employees are legally allowed to work in the United States, officials said Thursday.

It was believed to be the largest such localized sweep of workplaces by the Immigration and Customs Enforcement agency since President Trump took office. ICE agents swept into nearly 100 7-Eleven stores nationwide and arrested 21 suspected undocumented immigrants.


Number of arrests of undocumented immigrants: