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Reps. Veronica Escobar, D-Texas (from left), Alexandria Ocasio-Cortez, D-N.Y., Rashida Tlaib, D-Mich., and Ayanna Pressley, D-Mass., attend a House oversight hearing on conditions for detained migrants at the U.S.-Mexico border. Win McNamee/Getty Images hide caption

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Win McNamee/Getty Images

Lewis Ramos, 22, an operations specialist in the U.S. Army National Guard, stands with his mother, Rosa Elena Ramos, who arrived illegally 30 years ago from Mexico. He recently learned she would receive the protection by the time he leaves later this month. Courtesy of Michael Jarecki hide caption

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Courtesy of Michael Jarecki

Assistant Attorney General Brian Benczkowski at Justice Department headquarters. He oversees more than 600 prosecutors and the others who work in the criminal division. Shuran Huang/NPR hide caption

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Shuran Huang/NPR

The State Department in Washington, D.C., in 2014. A former ­office manager there was sentenced to 40 months in prison for concealing her exchanges with Chinese intelligence agents. Luis M. Alvarez/AP hide caption

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Luis M. Alvarez/AP

The U.S. Navy Blue Angels flight demonstration team performs a flyover above the Lincoln Memorial during Independence Day celebrations on July 4 on the National Mall in Washington, D.C.. Patrick Semansky/AP hide caption

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Patrick Semansky/AP

Police patrol outside Columbine High School in April in Littleton, Colo., when all Denver-area schools were evacuated after authorities launched a manhunt for Sol Pais, a Columbine-obsessed teen who they feared posed a threat. Chet Strange/AFP/Getty Images hide caption

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Chet Strange/AFP/Getty Images

Superintendent Calls For 'Thoughtful' Discussion Over Proposal To Demolish Columbine

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An Iranian security official in protective clothing walks through a uranium conversion facility in 2005. Iran says it is now enriching uranium above the limit set in the 2015 nuclear deal. Vahid Salemi/AP hide caption

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Vahid Salemi/AP

Iran's Uranium Enrichment Breaks Nuclear Deal Limit. Here's What That Means

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Maggie Feldman-Piltch, left, founder of #NatSecGirlSquad, and Marine Gen. Joseph Dunford, chairman of the Joint Chiefs of Staff, in 2017 at the Aspen Security Forum, in Aspen, Colo. Photo courtesy Maggie Feldman-Piltch hide caption

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Photo courtesy Maggie Feldman-Piltch

The U.S. Immigration and Customs Enforcement processing center in Adelanto, Calif., is one of the detention facilities operated by GEO Group Inc. Richard Vogel/AP hide caption

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Richard Vogel/AP

U.S. federal agents say an international operation seized 5,300 firearms and components from a transnational criminal organization. ICE Homeland Security Investigations hide caption

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ICE Homeland Security Investigations

University administrators say the FBI, whose headquarters are shown above, has urged them to monitor some Chinese students and scholars. Manuel Balce Ceneta/AP hide caption

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Manuel Balce Ceneta/AP

FBI Urges Universities To Monitor Some Chinese Students And Scholars In The U.S.

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The funeral of Lance Cpl. Jose Antonio Gutierrez in 2003. Gutierrez was born in Guatemala and served in the Marine Corps until he was killed in Iraq — one of a number of immigrants in the military. Moises Castillo/AP hide caption

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Moises Castillo/AP

Trump Wants To Withdraw Deportation Protections For Families Of Active Troops

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Cuban migrants cross a bridge in Mexico to be processed as asylum-seekers in the U.S. The labor union representing asylum officers claims the policy formally known as the Migrant Protection Protocols is a "widespread violation" of international and domestic law. Christian Torres/AP hide caption

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Christian Torres/AP

A file photo from Jan. 15, 2011, shows Iran's heavy water nuclear facility near Arak. Iran plans to walk back modifications to a nuclear reactor at the site. Hamid Foroutan/AP hide caption

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Hamid Foroutan/AP

Iran Is About To Exceed Uranium Limits. Is The Nuclear Deal Dying?

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President Donald Trump presents the Medal of Honor to retired Army Staff Sgt. David Bellavia in the East Room of the White House on Tuesday. Bellavia received the award for conspicuous gallantry while serving in support of Operation Phantom Fury in Fallujah, Iraq in 2004. Alex Brandon/AP hide caption

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Alex Brandon/AP

Medal Of Honor Awarded To Iraq War Veteran

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Iran's supreme leader, Ayatollah Ali Khamenei, speaks with a group of Revolutionary Guards and their families in Tehran on April 9. Tensions between Iran and the U.S. have escalated recently following Iran's shootdown of a U.S. drone and U.S. cyberattacks against an Iranian intelligence group. On Monday, President Trump announced financial sanctions against Khamenei and other top officials. Office of the Iranian Supreme Leader via AP hide caption

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Office of the Iranian Supreme Leader via AP

A group from the Proud Boys confronts anti-Trump protesters outside Trump's 2020 campaign kickoff rally Tuesday in Orlando, Fla. The Proud Boys group is known for white nationalist and other extremist rhetoric. Chris O'Meara/AP hide caption

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Chris O'Meara/AP