KATHMANDU: The Nepali Congress on Wednesday is marking the first death anniversary of its former President Sushil Koirala. Koirala (76) had passed away on February 9 last year. A special function would be organised in the presence of party President Sher Bahadur Deuba at the party headquarters, Sanepa of Lalitpur, at 9 am tomorrow, according to the party's Central Office Chief Secretary Krishna Prasad Paudel. Party leaders, cadres and lawmakers have been invited to attend the function.