Full coverage: 50 Dead in Orlando Nightclub Shooting

In the US, gun regulations are different in different states. It has become a loophole for gun traffickers who can smuggle large amount of weapons from less strick area to strick states.

Many people fell victims to cross-state gun traffickings. CCTV has spoken to a couple who had lost their son 22 years ago. His name was Matthew Blek, a 21 year-old college student.

The suspects were arrested afterwards. The Blek's told us how they had faced those young men who killed their son.