The investigation team revealed the development in the case of Chamlong Phummalai, a 41-year-old driver for the Office of the Welfare Promotion Commission for Teachers and Educational Personnel, who allegedly shot to death C4-ranked official Wassana Burakon, from the same agency, last Tuesday.

Police are now hunting Chamlong after applying for an arrest warrant.

Investigations showed that Chamlong had deposited Bt1 million to his account in March 23, then two days later transferred the same amount to the account of a female teacher in Ang Thong.

Police said this teacher had been in a relationship with Chamlong for around four years and they registered their marriage certification on the sday of killing.

A source in the investigation team said police were trying to establish where Chamlong got the money and why he transferred it before allegedly killing Wassana.