OFFICIALS of the PNM screening committee, chaired by party leader Dr Rowley, were due to sit until very late on Sunday night to screen individuals wishing to become PNM candidates for the Tunapuna/Piarco Regional Corporation (TPRC) whenever the local government elections are called before August 18. Earlier, TPRC alderman Kwasi Robinson told Newsday that dozens people had formally indicated their interest to be screened and he expected a late sitting.