(CNN)Kim Jong Nam, the half-brother of North Korean leader Kim Jong Un, likely died within 20 minutes of being exposed to a nerve agent at the Kuala Lumpur International Airport in Malaysia.

CNN’s Kathy Quiano, Salhan Ahmad, Rudy Madanir, Kocha Olarn, Pamela Boykoff, Kelly McCleary and Susanna Capelouto contributed to this report.

Source:   CNN