Trump has forced out many top officials at DHS this year amid frustrations with the agency's progress on reining in immigration along the Mexican border.
"As if leadership really cares. I guess I should not be surprised," one employee responded to an email on the discovery of the Nazi symbol, CNN reported.
Members of the Congressional Hispanic Caucus are calling for an investigation following reports that detained migrant women were "visibly" bleeding through their pants.
Court filings detail reports from teen girls who say they were given one sanitary pad a day. After that, they were forced to sit in soiled underwear and pants.
The vast majority of the cases began while migrants were detained, not beforehand.
Oversight Committee Chair Rep. Elijah Cummings said DHS is blocking staff from visiting facilities after previous inspections revealed mistreatment of migrants.
California, along with a coalition of other states, says the new "public charge" rule creates unnecessary barriers for immigrants to obtain legal status.
After being split from their parents, some children were allegedly sexually, physically or emotionally abused in foster care.
Santa Clara and San Francisco counties filed the lawsuit after the Department of Homeland Security announced its new rules to restrict legal immigration.
The “public charge” rule change is set to go into effect in 60 days and will likely be met with litigation.
U.S. immigration officers arrested 680 people just a few days after a gunman in El Paso, Texas, targeted Mexicans in a mass shooting.
Communities scrambled to find beds and food for children suddenly left alone at schools and day care after their parents were rounded up in mass raids.
Some workers hired by the raided Mississippi chicken processing plants had prior immigration violations, according to unsealed court documents.
The pending rule changes, which will affect green card and visa applicants, are already hurting people, a new study found.
The House Homeland Security Committee wrote to Jim Watkins, owner of the online extremist site that's been linked to at least three mass shootings this year.
The federal lawsuit challenges a new Department of Homeland Security rule expanding expedited removal proceedings that deny migrants a court hearing.
Roughly 7,000 Syrians will retain legal status in the U.S. for another 18 months.
Charles Cook denied accusations that he had harassed and retaliated against a government employee while at the Transportation Security Administration.
Homeland Security said fast-track deportations, which do not require an appearance before a judge, will apply to anyone in the country illegally less than two years.
Last year was the fourth-deadliest in the nation for right-wing extremist violence, according to data from the Anti-Defamation League's Center on Extremism.