By Azeem Samar in The News, Dec 30, 2023KARACHI: Despite intense high-level negotiations, the Pakistan Muslim League (Nawaz) on Friday failed to convince the Muttahida Qaumi Movement Pakistan on a seat adjustment formula to jointly contest the upcoming general elections in Karachi. Similarly, they also failed to agree on fielding a joint candidate from NA-242 in Karachi. The high-level PMLN delegation, led by its president and former prime minister Shehbaz Sharif, visited the MQM headquarters…