#BREAKING: Family of Jaelynn Willey, the 16-year-old girl shot at Great Mills High School, says they will take her off life support tonight. nbc4dc.com/hmmn4uH

PEAK BLOOM UPDATE: BRRRRRR!!!! With continued colder than average temps (Feb was warmer than March has been this year), the blossoms lack the heating degrees needed to keep the #BloomWatch on track. And with no warmup on the horizon, peak bloom is now forecast for April 8-12.

“Chicago Fire” actress DuShon Monique Brown has died. She was 49. nbc4dc.com/A2zdzmU

Michelle and I are so inspired by all the young people who made today’s marches happen. Keep at it. You’re leading us forward. Nothing can stand in the way of millions of voices calling for change.

WATCH LIVE: Naomi Wilder, an 11-year-old from Alexandria, Virginia speaks at the #MarchForOurLives in DC: pscp.tv/w/1ynKOAdqalEJR

Emma Gonzalez stayed on stage at the D.C. #MarchForOurLives rally for 6 minutes and 20 seconds - the duration of the Parkland shooting. abcn.ws/2DRTAL7

Officials are estimating 800,000 people in attendance at March for Our Lives in D.C. ABC7 News

Metrorail ridership for March 24, 2018: 558,735 #wmata #mfoldc

BREAKING: United States expels 60 Russian diplomats, orders Seattle consulate shuttered in response to UK spy case.

x - Washington We're #NBAPlayoffs bound! #DCFamily

POLICE ACTIVITY: ACPD is investigating a bomb threat at Marymount University. Campus has been evacuated and police are on scene investigating. Investigation is ongoing. Avoid the area. Anyone with information is asked to contact police at 703-558-2222

#BREAKING: ArlingtonCountyPD says they are investigating a bomb threat at Marymount University and that the campus has been evacuated

#BREAKING: Suspect in custody following bomb threat at Marymount University, campus remains evacuated, ArlingtonCountyPD says wjla.com/news/local/bom…

BREAKING: California Highway Patrol: SUV that plunged off cliff killing family may have been an intentional act.

South African anti-apartheid campaigner Winnie Mandela has died aged 81, her personal assistant says bbc.in/2uDyMbd

BREAKING: Police are urging anyone in the area to stay away. The shooter a white adult female, wearing a dark top and headscarf, according to a report by KGO News. ABC7 News

#BREAKING: Female shooter at YouTube headquarters has died at the scene, sources tell NBC News. nbc4dc.com/rBV005U

Senator Dianne Feinstein NEW: Two law-enforcement officials tell ABC News News: -YouTube shooter's age is in the 35-40 range. -She lives in Southern California. -She has no apparent connection to YouTube.  -The person believed to be the intended target is in critical condition. abcn.ws/2Jixju4

BREAKING: German news agency says several people killed after car crashes into crowd in city of Muenster.

BREAKING: 1 man dead in apartment fire at Trump Tower in New York City, fire officials say.