Travel ban: Nik Faisal (inset) is among several individuals who have been barred from leaving the country.
PUTRAJAYA: Investigators are looking for at least three more people to help with the 1MDB probe.
A key personality they need to get in touch with is believed to be 1MDB’s former chief investment officer Nik Faisal Ariff Kamil (pic), who has been barred from leaving the country along with several others.
