One teenager has been killed and seven others injured after two students opened fire at a school in the US city of Denver.
Both attackers have been arrested.
Police say they don't believe anyone was specifically targeted.
Harry Horton has more details:
Trump says Iran could be 'taken out' on Tuesday
US President Donald Trump on Monday told reporters that Iran could be taken out in one night, "and that night might be tomorrow night," warning Tehran it had to make a deal by Tuesday night or face wider bombing raids.
Artemis moon mission breaks record for furthest human spaceflight
The four astronauts of NASA's Artemis II mission cruised on Monday to the deepest point in space reached by any human, following the tug of lunar gravitational force en route to a rare crewed flyby over the shadowed far side of the moon.
Iran rejects ceasefire as Trump's warning nears deadline
Iran said on Monday it wanted a lasting end to the war with the US and Israel, and pushed back against pressure to swiftly reopen the Strait of Hormuz under a temporary ceasefire.
UN urges all parties to protect civilian infrastructure, uphold international law
The United Nations has renewed its call for all parties to the conflict in the Middle East to comply with international law regarding the conduct of hostilities, emphasising that civilian infrastructure must not be targeted.
Latest With Hit
Akhil Kavalayoor live on Radio Active
Latest With Hit
Watch Dona & Jean as they grove to SakkathaGavle !
Latest With Hit
Ted X speaker, AI trainer Raul John Aju giving us AI lessons.
