ABC News contributor and former U.S. ambassador to NATO Ret. Lt. Gen. Doug Lute provides insight into how powerful the "Bunker Buster" bomb is and the damage it could inflict if used against Iran.

B-2 stealth bombers have been deployed to Guam, two sources with knowledge of their movements told ABC News, as tensions with Iran increase.

Multiple B-2 stealth bombers were headed to Guam Saturday, according to two sources familiar with their movements. At this point, the U.S. aircraft have no orders beyond that, the sources said.

An attack on a key Iranian nuclear facility might not be effective, even if the U.S. military's massive bunker-buster bombs are used, a national security expert familiar with Iran's program said.

Martha Raddatz has new reporting on the concerns over the U.S. possibly using a 30,000-pound bomb never used in war, to destroy Iran's nuclear facility.

James Acton, co-director of the Nuclear Policy Program at the Carnegie Endowment for International Peace, spoke about rising tensions between Israel, Iran and the U.S.

A group of military families stationed at San Diego bases advocate for additional privatized housing reforms for what they say are poorly maintained living conditions.

Israel's escalating conflict with Iran over its increased nuclear has brought up speculation about the possible use of one of America's powerful weapons in the conflict.

Some military families say they continue to face issues with mold, water damage, among other conditions in wake of FY2020 military housing privatized initiative reforms.

The U.S. is shifting military aircraft and warships into and around the Middle East to protect Israel from Iranian attacks

ABC News' Matt Gutman visits a unique Army boot camp that's helping overweight Americans become all they can be.

Some military families say they continue to face issues with mold, water damage, among other conditions in wake of FY2020 military housing privatized initiative reforms.

Some military families stationed in San Diego, CA urge private providers for safe housing. 

Thousands of "No Kings Day" protests are set to be held throughout the country on Saturday to protest the Trump administration.

On “This Week,” ABC News’ Senior White House Correspondent Selina Wang reports on Trump’s military parade and his deployment of the National Guard to Los Angeles.

During the Army's 250th anniversary parade, ABC News' Stephanie Ramos described her experience being deployed to Iraq: "What really sits with me is the work we did with the children there."

A parade in Washington, D.C., commemorating the 250th anniversary of the armed services, kicked off Saturday.

President Donald Trump carried out the swearing in of 300 new U.S. service members during Saturday's Washington, D.C., military parade.

Parachutists with the Army's Golden Knights jumped onto the Ellipse at the Grand Military Parade in Washington, D.C.

President Donald Trump delivered remarks at the Army's 250th Anniversary Parade in Washington, D.C.

President Donald Trump watched tanks and soldiers march down Constitution Avenue from a viewing stand near the White House.

A parade in Washington, D.C., commemorating the 250th anniversary of the armed services and coinciding with the birthday of President Donald Trump, kicked off Saturday.

The military parade in Washington, D.C., commemorating the 250th anniversary of the U.S. armed services ended with a massive fireworks display.

A look at how Trump finally got the military parade he wanted.

ABC's senior White House correspondent Selina Wang reports on the soldiers, tanks and fighter jets rolling through the nation’s capital to celebrate President Trump’s massive Army parade.

Founded June 14th, 1775, the U.S. Army celebrates its 250-year legacy.

Eighty-four military vehicles, including 28 Abrams tanks, 6,700 marching soldiers and other military presentations, were all on tap for the celebration.

The Army's 250th anniversary parade featured uniforms, weapons, planes and vehicles used by the US Army during World War II.

The Army's 250th anniversary parade kicks off with the Army Band and troops in revolutionary garb.

ABC News' Matt Gutman has a first-hand look at the U.S. Amy's aerial ambassadors who are skydiving specialists that perform around the world.

ABC News' Gio Benitez spoke with Colonel Anna McClain, who is currently in the International Space Station, to discuss the Army’s contribution to aeronautic advancement.

ABC News’ Alex Presha does a deep dive into everything you need to know about Saturday’s parade marking the U.S. Army’s 250th anniversary.

The White House is calling it a celebration of America’s heroes on the Army’s 250th birthday.

More than 6,000 soldiers, 50+ aircraft and dozens of tanks and armored vehicles are expected to take part.

Thousands of officers will arrive in Washington to assist in security, and land, air and water assets are deployed in an effort to secure the event.

Ahead of President Trump's military parade, a transgender service member who was barred from the military, reflects on "patriotism" and her fight against the ban.

A massive military parade is set to bring thousands to Washington, D.C., to mark the Army's 250th birthday on June 14.

With migrant communities already living in fear amid the Trump administration's immigration crackdown, ICE raids in downtown Los Angeles sparked days of protests.

As Washington prepares to celebrate the 250th birthday of the Army on Saturday, lawmakers are speaking out on what could be an astronomical cost for the parade.

The Army is reviewing why pro-Trump merchandise was sold at Fort Bragg this week at an event orchestrated by the White House and supporters of President Donald Trump.

The commander overseeing military operations in Los Angeles said that troops deployed to the city can temporarily detain individuals but cannot make arrests.

Secret Service, Park Police prepare for Army 250 parade

Inside the preparations underway to secure the U.S. Army's 250th birthday parade on Saturday, which also falls on Pres. Trump's 79th birthday.

Senate Democrats are filing a bill that would stop the Pentagon's ban on transgender military service.

Doug Lute, a former U.S. ambassador to NATO, discusses President Trump's warning that "any" protesters at Saturday's military parade in D.C. will be "met with heavy force."

Sen. Jack Reed brought up the situation in Los Angeles and questioned Defense Secretary Pete Hegseth about the administration's use of National Guardsmen and Marines to deal with the protests.

The upcoming parade in Washington to celebrate the U.S. Army's 250th anniversary has divided veterans

President Donald Trump threatened to use force against those who protest the military parade honoring the 250th anniversary of the Army on Saturday, June 14.

Pres. Trump mobilized 700 active-duty marines to Los Angeles in the wake of violent protests over immigration raids.

If confirmed by the Senate, Vice. Adm. Brad Cooper will replace Gen. Michael "Erik" Kurilla as U.S. Central Command chief.