ABC News

At least four people were killed and 83 people injured across Ukraine after Russia launched a major overnight missile and drone strike on the country, Ukrainian officials said. abcnews.link/FDTF2M1

President Trump on social media praised law enforcement for their response after the Secret Service said officers shot and killed an armed man who opened fire at a White House checkpoint Saturday evening. abcnews.link/pPKjPEu

A social media influencer is accused of plotting to kill a pop singer in an alleged murder-for-hire conspiracy that prosecutors say stemmed from a "bitter custody dispute" over their daughter. abcnews.link/pzseyX3

Ukraine is working to verify intelligence from the U.S. and others that suggests Russia is preparing to use a hypersonic ballistic missile system, according to President Zelenskyy. abcnews.link/aV4tJYD

A biotech company that aims to resurrect lost creatures said it has hatched live chicks in an artificial environment — a development that was met with mixed reviews from scientists and critics of its de-extinction mission. abcnews.link/ClTUFJ4

Whether you're a frequent flyer looking to trim your existing routine or an occasional traveler in need of a new method to avoid overpacking, these expert tips can help save space and money. abcnews.link/Eiv7YUb

Marine scientists have discovered a record number of new species living in the depths of the world's oceans over the past year. abcnews.link/bl9pD2w

The Colorado River basin and its two largest reservoirs — Lake Mead and Lake Powell — are facing potentially record-low water levels in the coming months due to a snow drought that impacted much of the West over the winter season, experts say. abcnews.link/RNsWIv1

Caffeine pouches or energy pouches are rising in popularity, and although they're typically marketed to adults, children and teenagers are also increasingly showing interest in the small sachets. abcnews.link/zfp0F8P

Google will soon unleash a wealth of new artificial intelligence-powered tools and systems, including an AI assistant that will help users by proactively performing tasks on their behalf. Read more: abcnews.link/Zru9AXf

Ukraine is working to verify intelligence from the U.S. and others that suggests Russia is preparing to use a hypersonic ballistic missile system, President Zelenskyy said. abcnews.link/nMNsJko

BREAKING: The Secret Service said officers have shot and killed an armed man who opened fire at a White House checkpoint. A bystander was also struck by gunfire, but it was not immediately clear how, the Secret Service said. abcnews.link/90FKTyB

BREAKING: The Secret Service said officers shot and killed an armed man who opened fire at a White House checkpoint Saturday evening. A bystander was also struck by gunfire in the incident, but it was not immediately clear how, the Secret Service said. abcnews.link/bkUllJb

Grammy Award winner and actress Miley Cyrus, beloved for her role in the popular Disney Channel sitcom "Hannah Montana," was presented with a star on the Hollywood Walk of Fame during a ceremony in Los Angeles. abcnews.link/sDygHSr

JUST IN: The White House North Lawn was cleared by the Secret Service on Saturday evening after the sound of apparent gun shots. The Secret Service said it was aware of the reports. abcnews.com/US/white-house…

Scientists have spotted two humpback whales that made separate, record-breaking crossings between Australia and Brazil. abcnews.link/aQlDMWd

I was in the middle of taping on my iPhone for a social video from the White House North Lawn when we heard the shots. It sounded like dozens of gunshots. We were told to sprint to the press briefing room where we are holding now.

The federal government is suing Minnesota after state legislators passed a bill that would ban prediction market companies from operating in the state. abcnews.link/jQC2C8V

The Trump administration on Friday issued a sweeping policy directive requiring most temporary visa holders and humanitarian parolees living in the U.S. to return to their home countries to apply for and complete their green card applications. abcnews.link/dhpMoI5

BREAKING: The White House North Lawn was cleared by Secret Service on Saturday evening after the sound of apparent gunshots near the White House. abcnews.link/Nyrwn9o