Greg Myre

President Trump tweeted Friday that he is nominating Rep. John Ratcliffe, R-Texas, to be director of national intelligence. Ratcliffe was first nominated last July but withdrew amid controversy.

The U.S. intelligence community is warning about Russian interference in the November election. That's touched off a new round of battles between President Trump and Democrats.

President Trump named Richard Grenell, the U.S. Ambassador to Germany, to be the nation's acting top spy chief. Grenell lacks intelligence experience, and his selection is controversial.

President Trump has named Ambassador to Germany Richard Grenell as the new acting director of national intelligence.

The acting director of national intelligence is required by law to step down by next month. Rep. Chris Stewart, R-Utah, is said to be a contender. Where does that leave acting director Joseph Maguire?

In U.S. national security, one foreign company sets off alarm bells like no other: Huawei, the telecom giant. The Chinese firm just received a green light to help build Britain's 5G cellular network.

U.S. cybersecurity firms are making headlines with reports of online attacks by Russia and other foreign actors. Why are tech companies taking the lead, rather than the U.S. government?

If you want to trace the history of U.S.-Iran tensions, you would have to go back decades. But the roots of the latest escalation can be found in a series of developments over the past two years.

President Trump's major foreign policy aims have included curbing the nuclear programs of North Korea and Iran. With North Korea, he's tried carrots; with Iran, sticks. Neither one is working.

What is the political fallout from the overnight missile launch from Iran into Iraq? President Trump addressed the country on Wednesday.

The Pentagon says Iran fired more than a dozen ballistic missiles at bases in Iraq where U.S. troops are based.

Iran is vowing revenge for the U.S. drone strike that killed one of its top generals. But Iran actually has a range of options that don't involve direct attacks on U.S. interests in the Middle East.

The Trump administration has not shared the intelligence it had on Soleimani. Critics are asking whether they should trust a president who has repeatedly criticized the work of intelligence agencies.

Iran's Maj. Gen. Qassem Soleimani was long on the U.S. radar. So why was he allowed to move freely throughout the Middle East for years, and why did President Trump decide to act now?

U.S. forces killed Iranian Maj. Gen. Soleimani in an airstrike near Baghdad airport, an escalation of tensions between Washington and Tehran that is prompting concerns of more violence in the region.

Demonstrators threw stones and were met with tear gas during a second day of protests. Here are some of the keys to understanding what happened.

Iraqi militiamen set fires and chanted "Down with America" outside the U.S. Embassy in Iraq. The larger issue, rarely discussed by the Trump administration, is what are U.S. interests in Iraq today?

At the start of this decade, Americans were still discovering the wonders of their electronic devices. Few thought about how governments might monitor them on those devices. Then came Edward Snowden.

Justice Department watchdog Michael Horowitz shot down Republican conspiracy theories and criticized the FBI's handling of surveillance warrants. He is on Capital Hill Wednesday to defend his work.

Michael Horowitz, the Justice Department watchdog, produced a report on the 2016 election that shoots down conspiracy theories and criticizes the FBI. Now he'll testify on Capitol Hill.