Catchawan 'Champ' Thongpia, 31, was found unresponsive and floating in the water after leaving his hotel 'for a smoke' last November.

The mechanical engineer left his hotel to go for a walk and smoke some CBD before dying

Catchawan 'Champ' Thongpia, 31, was found unresponsive and floating in the water after leaving his hotel 'for a smoke' last November.