Three people injured, one critically in Caledon house fire

Three people were sent to hospital, one in critical condition after an early morning house fire near Charleston Side Road and Hurontario Street in Caledon, Ont. (Courtesy: Mike Godfrey) Three people were sent to hospital, one in critical condition after an early morning house fire near Charleston Side Road and Hurontario Street in Caledon, Ont. (Courtesy: Mike Godfrey)

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Don't have nukes? War in Ukraine may shape world's arsenals

Vulnerable countries will look to the lessons from Ukraine — especially whether Russia succeeds in swallowing big pieces of Ukraine while brandishing its nuclear arsenal to hold other nations at bay — as they consider keeping or pursuing nuclear weapons, security experts say.

South Korea successfully launches 1st homegrown space rocket

South Korea successfully launched its first homegrown space rocket on Tuesday, officials said, a triumph that boosted the country's growing space ambitions but also proved it has key technologies to build a space-based surveillance system and bigger missiles amid animosities with rival North Korea.