The underground network is working quickly toward its goal of protecting thousands of undocumented immigrants from Trump’s detention and deportation policies.
A march protesting immigrants living in South Africa has been planned for Friday.
A labor shortage could hit California especially hard, a state where 10 percent of the workforce is made up by unauthorized workers.
President Donald Trump has ordered his administration to enforce the nation’s immigration laws more aggressively.
"We have not been approached nor would we be interested in participating in this program," one police official said.
"And so right now, this moment, it’s very, very critical that we rise up and we defend each other."
The Trump administration will hire 10,000 new ICE agents, a DHS memo said.
President Donald Trump is mulling mobilizing 100,000 National Guard troops to round up immigrants, reports said.
The arrests were made in the Los Angeles area, in the New York area and in Illinois, Indiana, Kansas, Kentucky, Missouri and Wisconsin, among other states.
Tesla CEO Elon Musk briefly blasted the Trump administration's travel ban on Twitter before taking down the tweets.
Daniel Ramirez Medina, who was brought to the U.S. illegally as a child but was protected from deportation under Barack Obama's DACA Act, has been taken into custody.
Federal agents busted in homes and workplaces in Atlanta, Austin, Chicago, Los Angeles, New York, North Carolina, South Carolina and elsewhere.
Sidd Bikkannavar, a U.S.-born citizen, was headed back from a trip to Patagonia.
Syria's president said there are "definitely" terrorists hiding among refugees trying to enter the U.S.
Several of President Trump's executive orders have been challenged in the courts.
The automaker will start test-building the car on Feb. 20, a report said citing sources.
The sheer variation in climate and soil along the southern border means surveying alone for the wall could take years, according to a recent piece in Smithsonian magazine.
Homeland Security Chief John Kelly told Congress the adminstration is consdiering requiring visa applicants to disclose passwords to their social media accounts as part of the vetting process.
Rather than put a damper on economic growth, immigrants more likely boost innovation while receiving lower pay, according to a preliminary study.
The Tesla and SpaceX CEO said he was able to steer the council agenda to focus on issues such as immigration and climate change.
Federal Employees are using private emails and encryption messaging apps to communicate with each other regarding Trump's new executive orders.
Tesla and SpaceX CEO Elon Musk clarified Thursday he is staying on Trump’s business advisory council.