The latest on the Pentagon, State Department, Department of Homeland Security and national security.
Trump declares North Korea 'no longer a nuclear threat'
By Veronica Stracqualursi, CNN
Trump's pledge to stop 'provocative' military exercises provokes alarm and confusion in Seoul and Washington
Elections official: US should 'raise the cost' against Russia to deter election meddling
US unveils new Russia sanctions over cyberattacks
US withdraws 2 more people from US embassy in Cuba over health concerns
US to stop 'war games' in South Korea, Trump says
Bolton adds two loyalists to the National Security Council
North Korea's go-to diplomat: What you need to know
North Korea denuclearization could take a decade, experts say
Key US allies 'perplexed' as Trump treats friends like enemies
DOJ announces seizure of domain behind Russian-backed botnet
DHS secretary pushes back on assessment that Russia meddled to help Trump
Tracking the Russia investigations
The many paths from Trump to Russia
Meet CNN's security team
The sound of children crying for their parents at the border
Why Trump is digging in on separating families at the border
The last hope for elephants: Can a Chinese law help stop the slaughter in Africa?
Ex-CIA employee charged with leaking classified information
5 ways Kirstjen Nielsen's press conference on family separation was a total disaster
Listen: Detained children cry out for parents
Sen. Jeff Merkley: DHS chief Nielsen should 'absolutely, 100%' resign
Key Trump allies seek way out of immigration crisis
Bus line employee tells passengers they have to be Americans to ride
Spread across 2 countries and 3 states, a Guatemalan immigrant family waits for ICE to decide their future
Family sought asylum, found detention instead
Sen. Merkley: Separations rip your heart apart
These Republicans have criticized Trump's 'zero tolerance' immigration policy
Wailing kids heard on tape reportedly from detention center
Pentagon says it's 'suspended all planning' for military exercise with South Korea
CNN reporter: How is this not child abuse?
Ex-CIA chief: I'm scared
Qatar pushes back against Trump fundraiser's hacking allegations
DHS Secretary Nielsen denies separation amounts to 'child abuse'
Sen.: Nielsen should resign if separations continue