Officers using uniforms virtually identical to the Army has raised eyebrows at the Pentagon.
The training has raised concerns among press organizations and free speech advocates.
Federal agents who have clashed with protesters in Portland, Oregon, will begin a "phased withdrawal."
The Pentagon has yet to release the findings of an investigation.
Lawmakers held the hearing to ask questions about the events surrounding the June 1 clearing operation at Lafayette Square.
A D.C. National Guard major is set to testify that a U.S. Park Police operation against peaceful protesters was "unprovoked."
The personnel are Department of Homeland Security agents dispatched to Portland after weeks of protests.
The mayor of Atlanta said that she doesn’t agree with the Georgia governor’s order to mobilize the National Guard.
Protesters stood around it in a circle as the statue burned, chanting, “No justice, no peace!” and “No racist police!”
The National Guard will stress de-escalation in confronting civil unrest.
A UH-1N Huey with 1st Helicopter Squadron was on a training mission when its crew was forced to make an emergency landing.
The former officer received kickbacks in a $5 billion health scheme involving compounded medicine prescriptions.
One of the children suffered injuries including a fractured skull, a broken arm and a fractured spine.
The Air Force's newest combat search-and-rescue helicopter, the HH-60W Jolly Green II, hit another milestone.
He was booted from service five months before retirement for a child molestation conviction 10 years before.