White House Indo-Pacific coordinator Kurt Campbell and the US State Department's top official for Asia will travel this week to the Solomon Islands amid concerns that the Pacific country is making a security pact with China.
Ten people have been shot and two others injured in a shooting at a shopping mall in South Carolina's capital that authorities do not believe was a random attack.
A teenager has been charged over the fatal shooting of a 16-year-old girl who was walking home from school when she was hit by a stray bullet during a street dispute in New York City.
A tornado that ripped through a New Orleans suburb lifted one house into the air and dropped it onto the middle of a street with a family of three inside.
Donald Trump has expressed empathy for Ukrainians and lauded Ukrainian President Volodymyr Zelenskiy in an about-face following his praise of Vladimir Putin.
Allies from the US, Canada and Europe have announced sanctions against Russian President Vladimir Putin as anger grows over his country's invasion of Ukraine.
The United States says the diplomatic path remains open to end a stand-off with Moscow over Ukraine but said the risk of Russian military action was high enough to warrant pulling US embassy staff out of Kyiv.