The U.S. is sending an advanced antimissile system to Israel, along with about 100 American troops to help operate it. The move comes ahead of Israel's expected retaliation in Iran. 

U.S. Army leaders say the deployment of a Terminal High Altitude Area Defense battery to Israel and roughly 100 soldiers to operate it will add to strains on the Army’s air defense forces

ABC News' Matt Gutman speaks with the parents of late Hamas-held hostage Hersh Goldberg-Polin to discuss their grief. The 23-year-old American-Israeli was murdered after nearly one year in captivity.

Rachel and Jon Goldberg-Polin, the parents of slain Israeli-American hostage Hersh Goldberg-Polin, speak with ABC News' Matt Gutman about their grief.

Those in northern Gaza say they fear they could die "at any moment."

Nearly one quarter of the Lebanese population has been displaced by Israel's military campaign there, the country's caretaker prime minister has said.

Dozens of people protesting Israel’s war in Gaza have been arrested in a sit-in outside the New York Stock Exchange

Yousef Munayyer, an author and expert on Palestinian-Israeli relations, said he fears this deployment will only escalate tensions in the region.

A Pentagon official says the action was intended to “bolster Israel’s air defenses following Iran’s unprecedented attacks.”

Israeli Prime Minister Benjamin Netanyahu is examining a plan to seal off humanitarian aid to northern Gaza in an attempt to starve out Hamas militants

The system, which deploys 100 U.S. troops to operate, is intended to help Israel fend off any future attacks from Iran.

The United Nations accused Israeli troops of firing directly at their positions and damaging their bases as Israel expanded its invasion in southern Lebanon.

Israeli airstrikes hit central Beirut, destroying a building and killing more than 20 people. ABC News' James Longman reports from Beirut.

Oil prices have surged in recent weeks as conflict escalates in the Middle East.

The attacks killed 22 and injured more than 100, according to the Lebanese health ministry. A senior Hezbollah official was reportedly the target.

As the war between Israel and Hezbollah intensifies, Lebanese civilians are increasingly paying the price – and this dangerous reality often becomes clear in the middle of the night: That’s when the Israeli military typically warns people to evacuate b...

As the Israel-Hamas war hits the 1-year mark, ABC News takes a look at the state of hospitals in Gaza.

ABC News correspondent Patrick Reevell has the latest from the war in the Middle East.

President Biden and Israeli Prime Minister Benjamin Netanyahu spoke on Wednesday, according to the White House.

The head of the U_N_ agency for Palestinian refugees is warning that if pending Israeli legislation is adopted, all humanitarian operations in Gaza and the West Bank may “disintegrate.”

Three hospitals in northern Gaza -- Al-Awda Hospital, Indonesian Hospital and Kamal Adwan Hospital -- have reportedly been told by the IDF to evacuate.

The Israel Defense Forces continued its bombardment of Beirut's southern suburbs overnight into Wednesday, with a focus on the Hezbollah-controlled Dahiya area.

I heard the sound of a missile falling. I turned off my phone and sat on the floor waiting for it to explode. When it exploded, the whole house shook.

A love triangle that ended with murder. The heart-stopping, all-new “20/20” premieres Friday, Oct. 11th at 9/8c on ABC Network. Stream on Hulu.

ABC News’ Matt Gutman spoke to retired IDF Maj. Gen. Doron Almog about the failures and hubris that led to Oct. 7.

The IDF sends troops into Lebanon, 14 states sue TikTok over children's mental health and Mega Million announces a price increase for tickets next year. Our panel weighs in on today's top headlines.

Monday marks 1 year of the Israel-Hamas war. Here's a look at the tragic human toll by the numbers, including deaths and injuries and the state of getting aid into Gaza.

Israeli officials claim they have eliminated Hezbollah's likely successor, Hashem Safieddine.

The terror attack, which caught Israeli and international officials off-guard, ignited what has become the most-deadly conflict in the Middle East in years.

ABC News’ Matt Gutman reports from Tel Aviv, Israel, with the latest on the escalating tensions in the Middle East.

A year after October 7, 2023, 538 looks at polls on how Americans feel about Israel, Palestine and conflict in the Middle East.

ABC News’ Matt Gutman reports from Tel Aviv, Israel, with the latest on the escalating tensions in the Middle East.

Israel and Hamas remain locked in conflict in Gaza after one year of war, it ramifications of which are reverberating far beyond the devastated Palestinian territory.

Israel’s retaliation for the October 7th attack sparking war in the region, with millions impacted. Palestinians share their stories of survival.

Survivors and victims’ families look back on the deadliest massacre of Jews since the Holocaust.

Across Israel today, people commemorated the Hamas terror attack that left 1,200 people dead and sparked the war in Gaza. That conflict has claimed more than 41,000 lives, Gazan health officials said.

ABC News' Matt Gutman reports on the harrowing stories of survival for Israelis and Palestinians who have had to endure so much since the Oct. 7 attack by Hamas and Israel's subsequent war in Gaza.

26-year-old activist Aysenur Ezgi Eygi was killed during a recent protest in the West Bank. Her family tells ABC News' Lama Hasan about their grief and how they want her to be remembered.

ABC News' Matt Gutman interviewed IDF chief spokesman Daniel Hagari to discuss Israel's military operations against Hamas and Hezbollah one year after the attacks on Oct. 7.

Vice President Kamala Harris and former President Donald Trump are both taking time to memorialize the one-year anniversary of the Oct. 7 Hamas attacks on Israel.

Smoke and question marks still hang over the devastated Gaza Strip one year after Hamas' Oct. 7 attack touched off a regional firestorm.

Lena Badr spoke to ABC News about the effects of the Israel-Hamas war on her family. She has lost her grandmother, three aunts, two uncles, and seven cousins.

Author of "10/7: 100 Human Stories" Lee Yaron and Nova music festival survivor Raz Perry join to discuss the terrorist attack on Israel, one year after it occurred.

Experts say the failure to resolve the war in Gaza will have lasting effects for the United States.

Palestinian American Ahmed Fouad Alkhatib grew up in Gaza during the Israeli military occupation. He witnessed Hamas' rise to power, watching as things got worse for his family in Palestine.

Dr. Ali Elyadi joins ABC News to discuss going back to where he grew up in Gaza and how much the Palestinian people are still in desperate need of food and medical supplies one year later.

Elad Levy last heard from his niece Roni Eshel, an IDF lookout soldier, on the morning of Oct. 7th. A little over a month later, the IDF confirmed she was killed in the Hamas attack.

ABC News Chief National Correspondent Matt Gutman joins from Sderot, Israel, to weigh in on the past year of the war, its civilian toll, and the likelihood of a wider regional war in the Middle East.

Hamza Howidy was held captive by Hamas in 2019 and 2023 after protesting the regime.

The president lit a memorial candle and observed a moment of silence.