President Biden had promised to halve U.S. greenhouse gas emissions from 2005 levels by 2030, but an essential tool the administration planned to use to achieve that goal now appears out of reach.

Speaking at a memorial service for fallen law enforcement officers and their families, President Biden acknowledged the pain that accompanies losing a loved one.

"It's like losing a piece of your soul," Biden said at the 40th National Peace Officers' Memorial Service on Saturday. "Some of you still have that feeling like you've been sucked into a black hole in your chest, wondering, 'My God, will it ever change?' "

The event is held annually at the U.S. Capitol to honor law enforcement officers who have died in the line of duty.

Fresh Air Weekend highlights some of the best interviews and reviews from past weeks, and new program elements specially paced for weekends. Our weekend show emphasizes interviews with writers, filmmakers, actors and musicians, and often includes excerpts from live in-studio concerts. This week:

Questlove spins the soundtrack of his life in 'Music is History': In his new book, Roots co-founder Ahmir "Questlove" Thompson starts in 1971 and moves year-by-year through his life, writing about memories, turning points and the songs he listened to.

The U.S. Department of Defense says it will provide money to the families affected by the botched drone strike on Aug. 29 that killed 10 civilians, including up to seven children, in Kabul, Afghanistan.

At a Pentagon news briefing on Tuesday, a Wall Street Journal reporter asked if anyone in the U.S. military or in the Defense Department had made contact with any of the victims' families.

When Texas enacted a controversial ban on most abortions in September, Salesforce CEO Marc Benioff sent a message to his staff in the state, punctuated with a heart emoji.

"Ohana if you want to move we'll help you exit TX. Your choice," Benioff wrote in a tweet, using the Hawaiian word for family.