Under its chief, Harmeet Dhillon, the civil rights division of the Justice Department has pushed hard to replenish the ranks of a unit that was once a magnet for top legal talent.

Charges were dismissed against David Hearn, the former Olympian wrongly accused of vandalizing the Reflecting Pool, and a judge has barred prosecutors from trying to revive the case against him.

At the time of his arrest, David J. Rush was at work on highly classified programs for both the C.I.A. and the Pentagon.

Police officers and student protesters facing off outside a school in Paris on Thursday.

Demonstrators gathered in Paris to protest ailing schools.

President Trump delivered remarks at a campaign rally in Mobile, Ala., on Friday.

An ad that was approved by President Trump and paid for by U.S. Customs and Border Protection.

Some National Science Foundation divisions pulled back research proposals in order to comply with White House guidance to carry over funds.

Prime Minister Benjamin Netanyahu of Israel has engaged in a public campaign to appear less reliant on U.S. military aid as President Trump urges allies to contribute more meaningfully to their own defense.

A water treatment plant in Georgia earlier this year. Officials have long warned that the nation’s roughly 150,000 water treatment systems are relatively easy targets for hackers.

Todd Blanche, the acting attorney general, said that President Trump “has every right to be extraordinarily frustrated with the damage done to our national monuments in this city and elsewhere.”

Intoxicating hemp, which is less regulated than marijuana and alcohol, has gained popularity in recent years as a pain reliever and an alternative to other intoxicants.