Top news
TSA Administrator expected to temporarily fill No. 2 role at Homeland Security
By Geneva Sands, Priscilla Alvarez & Kate Sullivan
Analysis | The surge in migrants seeking asylum, explained
By Philip Bump
More Family Separation Spin
By Angelo Gore
All coverage
Trump Relies On Record Number Of Acting Positions
By Brian Naylor
Kevin McAleenan, Top U.S. Border Enforcement Officer, Is Named Acting Head of Homeland Security (Published 2019)
By Jacey Fortin
The Stephen Miller Presidency
By Alex Shephard
Kirstjen Nielsen: US Homeland Security chief resigns
By Anthony Zurcher
Kirstjen Nielsen's Inevitable Resignation from the Department of Homeland Security
By Jonathan Blitzer
Department of Homeland Security purge: Trump fires Nielsen and other leaders so he can break the law more.
By Mark Joseph Stern
Trump's support of renewed child separation policy led to collision with Nielsen
By Julia Edwards Ainsley & Geoff Bennett
Behind the scenes: Kirstjen Nielsen sacked by tweet
By Mike Allen & Jonathan Swan
Trump pushed to close El Paso border, told admin officials to resume family separations and agents not to admit migrants
By Jake Tapper
DHS Secretary Kirstjen Nielsen's ouster exposes Trump's immigration crisis
By Stephen Collinson
Trump overseeing 'near-systematic purge' at Department of Homeland Security
By Priscilla Alvarez, Abby Phillip & Jake Tapper
Trump says DHS Secretary Nielsen leaving
By Jim Acosta, Priscilla Alvarez & Jake Tapper
Incoming acting secretary of Homeland Security 'not an ideologue or fire breather'
By Geneva Sands, Jim Acosta & Kate Sullivan
Kirstjen Nielsen resigns as homeland security secretary under pressure from Trump
By Carol Lee, Alex Johnson & Julia Edwards Ainsley
Top aides appear to contradict Trump on family separation
By Nancy M. Cook & Gabby Orr
Legality of Trump move to replace Nielsen questioned
By Josh Gerstein & Stephanie Beasley
Trump Purge Set to Force Out More Top Homeland Security Officials (Published 2019)
By Maggie Haberman, Zolan Kanno-Youngs & Nicholas Fandos
Kirstjen Nielsen Resigns as Trump's Homeland Security Secretary (Published 2019)
By Michael D. Shear, Maggie Haberman & Zolan Kanno-Youngs
Analysis | Trump relies on acting Cabinet officials more than most presidents. It's not an accident.
By Philip Bump
Analysis | Trump digs in on false claim that he stopped Obama's family separation policy
By Salvador Rizzo
Trump’s Homeland Security purge, explained
By Matthew Yglesias