India, Jan. 13 -- Canadian authorities have made a breakthrough in the investigation into the largest gold theft in the country's history with the arrest of a key suspect at Toronto Pearson International Airport. The arrest marks a significant step forward in Project 24K, the high-profile probe into the disappearance of gold and cash worth more than $20 million from the airport in 2023.

Police detained 43-year-old Arsalan Chaudhary after he arrived in Toronto on a flight from Dubai. Investigators believe he played a crucial role in the planning and execution of the crime, which stunned the country and exposed serious vulnerabilities in airport cargo security.

The heist took place on April 17, 2023, when a cargo flight from Zurich landed...