But BN chairman Ahmad Zahid Hamidi has insisted that their cooperation is an “understanding” and not a pact.“This understanding is very important to us because we previously won only 14 seats under BN.“With this tactical approach, Negeri Sembilan will once again be governed by BN. The blue wave has arrived in Negeri Sembilan,” he said, as reported by Malaysia’s Berita Harian, referring to the coalition’s official colour that is also used in its logo.SEATS TO WATCH OUT FORAmong the closely watched seats in the election include Linggi, Chennah as well as Rantau.Caretaker Chief Minister Aminuddin Harun – who is from…