The National Education, Health and Allied Workers’ Union (Nehawu) in Parliament has expressed worry over the discovery of heat in the National Assembly building’s basement. The structural engineers from the Department of Public Works and Infrastructure, who are now inspecting the fire-damaged building, have detected up some heat at select spots in the National Assembly building’s basement, Parliament said on Wednesday. There were no immediate threats, according to Parliamentary Spokesperson Moloto Mothapo. “Structural engineers from the Department of Public Works and Infrastructure, who are cu…