LAHORE, Dec 26: Scores of Pakistan People’s Party (PPP) workers left Lahore on Wednesday for Garhi Khuda Bakhsh to attend the fifth death anniversary of their leader, Benazir Bhutto, who was killed in a blast in Rawalpindi.PPP Lahore president Samina Ghurki and Opposition Leader in the Punjab Assembly Raja Riaz led the caravan of train and buses. PPP Chairman Bilawal Bhutto is likely to launch his political career on Thursday (today).