Feb 22, 10:32 PM EST

Among 10 Things to Know: Trump administration lifts transgender bathroom guidance; Astronomers discover 7 Earth-sized planets that could hold life; Mexico signals it won't let itself be lectured by the US.

AP Photo
AP Photo/Andrew Harnik

Your daily look at late-breaking news, upcoming events and the stories that will be talked about Thursday:

1. TRUMP ADMINISTRATION LIFTS TRANSGENDER BATHROOM GUIDANCE

Now it will be up to states and school districts to determine whether students use restrooms in accordance with their expressed gender identity, or with their biological sex.

2. ASTRONOMERS DISCOVER SEVEN EARTH-SIZE PLANETS THAT COULD HOLD LIFE

Conditions on four of the planets are just right, but scientists say they need to study their atmospheres before determining whether they could actually support life.

3. MEXICO SIGNALS IT'S IN NO MOOD TO BE LECTURED BY U.S.

After the Trump administration's announcement that it will deport to Mexico all people who cross the border illegally, Mexico has hinted it could challenge that policy at the United Nations or other international bodies.

4. WHERE DAKOTA ACCESS PIPELINE PROTESTERS ARE NOW

Most abandoned their protest camp ahead of a government deadline, though about 50 remain. About 10 others were arrested.

5. NORTH KOREA BLASTS INVESTIGATION INTO DEATH OF LEADER KIM JONG UN'S HALF BROTHER

North Korea called the probe in Malaysia full of "holes and contradictions" amid speculation that North Korean agents masterminded Kim Jong Nam's assassination.

6. WHERE A BRUTAL GANG WAR DEGENERATED HORRIBLY

More than 50 prisoners were brutally killed and dismembered during the New Year's Day massacre at the Manaus prison complex in Brazil.

7. WHY SOME CONGRESSIONAL REPUBLICANS ARE STAYING HOME

Republicans who rode a wave of Tea Party discontent at town halls are now skipping them to avoid giving Democrats the opportunity to strike back with the same tactic.

8. DOCTOR WHO TREATED ELITE FEMALE U.S. GYMNASTS CHARGED WITH SEXUALLY ASSAULTING NINE GIRLS

Dr. Larry Nassar worked at Michigan State University, where he treated gymnasts with back or hip injuries.

9. SMALL UTAH TOWN STRUGGLES WITH GIRL'S BRUTAL ASSAULT

Prosecutors say two teenage boys plotted to rob and kill the 14-year-old before shooting her in the head and leaving her critically wounded in a ditch.

10. DAVID BOWIE, GEORGE MICHAEL HONORED AT TOP BRIT AWARDS

Bowie, who died last year, won British male artist of the year and British album of the year for "Blackstar." Coldplay singer Chris Martin performed a moving rendition of a George Michael song as a tribute to the late singer.

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