sentences:  It was later taken over by the federal government.The airport underwent upgrading in 2013-14 that covered its infrastructure and the communication equipment covering the airspace past Port Harcourt Airport as part of the Total Radar Coverage of Nigeria (TRACON) project.The airport has night landing capabilities, but for most flights in non-international designated airports, the Federal Airports Authority of Nigeria restricts night operations except for passenger flights during pilgrimage (Hajj).