thai police are working with singaporean and canadian authorities to extradite a canadian man suspected of robbing a bank in singapore by presenting a note with his demands, police reported on july 13.david james roach, 26 who is wanted by singaporean police in connection with the robbery, was detained at a hostel in bangkok. he fled singapore and entered thailand using a tourist visa. police are dealing with singaporean and canadian police to make arrangements for the suspect's deportation.