A tragedy in Vancouver last night during a lively street festival sends shockwaves through the public as Canadians prepare for elections. The nation's leader reacts to the attack that killed at least 11 people.

A major explosion at an Iranian port. At least 40 people are dead with many more injured. The explosion, reportedly caused by the mishandling of chemicals used to make missile fuel.

Massive changes under Trump's second term even before he reaches 100 days back in office. Two guests join us to delve into the shakeups felt both at home and abroad.

Can a happy gut stave off dementia? NTD's Don Ma spoke with Brendon Fallon, host and executive producer of Epoch TV's "Vital Signs" for details on how restoring good bacteria in the body could help.

And, scientists say they've spotted a brand new, ultra-saturated color with the help of laser technology. The catch? Only five people in the world have seen it so far.