Investigations

The allegations were made in a lawsuit filed by a former chief of detectives, James Essig, who said he was forced out of the NYPd after raising concerns about the promotions.

The move blindsided the State department, Ukraine, European allies and members of Congress, who demanded an explanation from the Pentagon.

The move "was made to put America’s interests first," a White House spokeswoman said, as U.S. munitions have been depleted in recent years.

A forensic investigator was hired to provide clarity about the fund's investments, high fees and lagging performance.

Unlike other countries that were able to develop nuclear weapons in secret, Iran cannot assume it will be able to keep its work hidden.

director John Ratcliffe's claim contradicted a leaked initial assessment that U.S. strikes set back Iran's nuclear program by only several months.

ICE has arrested only 6% of known immigrant murderers despite promise to remove 'worst of the worst'

From its inflexible diplomacy to its overreliance on proxy forces, Iran left itself vulnerable to more powerful adversaries, former U.S. officials say.

Though Congress acted after the U.S. withdrew from Vietnam to restrain presidents in their use of military force, recent decades have seen presidents pushing against those restraints.

Abbas Araghchi told NBC News that Iran won't agree to halting all uranium enrichment and Israel must stop its airstrikes before negotiations with the U.S.

A massive hack of the insurance giant set off a chain of events that has left some doctors’ practices on financial life support.